diff --git a/dao/Cargo.lock b/dao/Cargo.lock
index 6d08181..f356c8d 100644
--- a/dao/Cargo.lock
+++ b/dao/Cargo.lock
@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "addr2line"
-version = "0.20.0"
+version = "0.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4fa78e18c64fce05e902adecd7a5eed15a5e0a3439f7b0e169f0252214865e3"
+checksum = "8a30b2e23b9e17a9f90641c7ab1549cd9b44f296d3ccbf309d2863cfe398a0cb"
 dependencies = [
  "gimli",
 ]
@@ -49,9 +49,9 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "backtrace"
-version = "0.3.68"
+version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4319208da049c43661739c5fade2ba182f09d1dc2299b32298d3a31692b17e12"
+checksum = "2089b7e3f35b9dd2d0ed921ead4f6d318c27680d4a5bd167b3ee120edb105837"
 dependencies = [
  "addr2line",
  "cc",
@@ -82,9 +82,9 @@ checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
 [[package]]
 name = "base64"
-version = "0.21.2"
+version = "0.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "604178f6c5c21f02dc555784810edfb88d34ac2c73b2eae109655649ee73ce3d"
+checksum = "9ba43ea6f343b788c8764558649e08df62f86c6ef251fdaeb1ffd010a9ae50a2"
 
 [[package]]
 name = "base64ct"
@@ -92,15 +92,6 @@ version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8c3c1a368f70d6cf7302d78f8f7093da241fb8e8807c05cc9e51a125895a6d5b"
 
-[[package]]
-name = "block-buffer"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
-dependencies = [
- "generic-array",
-]
-
 [[package]]
 name = "block-buffer"
 version = "0.10.4"
@@ -112,15 +103,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.13.0"
+version = "3.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a3e2c3daef883ecc1b5d58c15adae93470a91d425f3532ba1695849656af3fc1"
-
-[[package]]
-name = "byteorder"
-version = "1.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+checksum = "7f30e7476521f6f8af1a1c4c0b8cc94f0bee37d91763d0ca2665f299b6cd8aec"
 
 [[package]]
 name = "bytes-lit"
@@ -131,14 +116,17 @@ dependencies = [
  "num-bigint",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.79"
+version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
+checksum = "f1174fb0b6ec23863f8b971027804a42614e347eafb0a95bf0b12cdae21fc4d0"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "cfg-if"
@@ -148,15 +136,15 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.26"
+version = "0.4.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec837a71355b28f6556dbd569b37b3f363091c0bd4b2e735674521b4c5fd9bc5"
+checksum = "7f2c685bad3eb3d45a01354cedb7d5faa66194d1d58ba6e267a8de788f79db38"
 dependencies = [
  "android-tzdata",
  "iana-time-zone",
  "num-traits",
  "serde",
- "winapi",
+ "windows-targets",
 ]
 
 [[package]]
@@ -193,12 +181,12 @@ dependencies = [
 
 [[package]]
 name = "crypto-bigint"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf4c2f4e1afd912bc40bfd6fed5d9dc1f288e0ba01bfcc835cc5bc3eb13efe15"
+checksum = "740fe28e594155f10cfc383984cbefd529d7396050557148f79cb0f621204124"
 dependencies = [
  "generic-array",
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
  "zeroize",
 ]
@@ -220,22 +208,37 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f34ba9a9bcb8645379e9de8cb3ecfcf4d1c85ba66d90deb3259206fa5aa193b"
 dependencies = [
  "quote",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
 name = "curve25519-dalek"
-version = "3.2.0"
+version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b9fdf9972b2bd6af2d913799d9ebc165ea4d2e65878e329d9c6b372c4491b61"
+checksum = "622178105f911d937a42cdb140730ba4a3ed2becd8ae6ce39c7d28b5d75d4588"
 dependencies = [
- "byteorder",
- "digest 0.9.0",
- "rand_core 0.5.1",
+ "cfg-if",
+ "cpufeatures",
+ "curve25519-dalek-derive",
+ "digest",
+ "fiat-crypto",
+ "platforms",
+ "rustc_version",
  "subtle",
  "zeroize",
 ]
 
+[[package]]
+name = "curve25519-dalek-derive"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "83fdaf97f4804dcebfa5862639bc9ce4121e82140bec2a987ac5140294865b5b"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "darling"
 version = "0.20.3"
@@ -257,7 +260,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
@@ -268,7 +271,7 @@ checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
@@ -282,23 +285,23 @@ dependencies = [
 ]
 
 [[package]]
-name = "derive_arbitrary"
-version = "1.3.1"
+name = "deranged"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53e0efad4403bfc52dc201159c4b842a246a14b98c64b55dfd0f2d89729dfeb8"
+checksum = "f2696e8a945f658fd14dc3b87242e6b80cd0f36ff04ea560fa39082368847946"
 dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.25",
+ "serde",
 ]
 
 [[package]]
-name = "digest"
-version = "0.9.0"
+name = "derive_arbitrary"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
+checksum = "53e0efad4403bfc52dc201159c4b842a246a14b98c64b55dfd0f2d89729dfeb8"
 dependencies = [
- "generic-array",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -307,7 +310,7 @@ version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "block-buffer 0.10.4",
+ "block-buffer",
  "const-oid",
  "crypto-common",
  "subtle",
@@ -326,41 +329,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4b1e0c257a9e9f25f90ff76d7a68360ed497ee519c8e428d1825ef0000799d4"
 dependencies = [
  "der",
- "digest 0.10.7",
+ "digest",
  "elliptic-curve",
  "rfc6979",
- "signature 2.1.0",
+ "signature",
  "spki",
 ]
 
 [[package]]
 name = "ed25519"
-version = "1.5.3"
+version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91cff35c70bba8a626e3185d8cd48cc11b5437e1a5bcd15b9b5fa3c64b6dfee7"
+checksum = "60f6d271ca33075c88028be6f04d502853d63a5ece419d269c15315d4fc1cf1d"
 dependencies = [
- "signature 1.6.4",
+ "pkcs8",
+ "signature",
 ]
 
 [[package]]
 name = "ed25519-dalek"
-version = "1.0.1"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c762bae6dcaf24c4c84667b8579785430908723d5c889f469d76a41d59cc7a9d"
+checksum = "7277392b266383ef8396db7fdeb1e77b6c52fed775f5df15bb24f35b72156980"
 dependencies = [
  "curve25519-dalek",
  "ed25519",
- "rand",
+ "rand_core",
  "serde",
- "sha2 0.9.9",
+ "sha2",
  "zeroize",
 ]
 
 [[package]]
 name = "either"
-version = "1.8.1"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
+checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 
 [[package]]
 name = "elliptic-curve"
@@ -370,22 +374,28 @@ checksum = "968405c8fdc9b3bf4df0a6638858cc0b52462836ab6b1c87377785dd09cf1c0b"
 dependencies = [
  "base16ct",
  "crypto-bigint",
- "digest 0.10.7",
+ "digest",
  "ff",
  "generic-array",
  "group",
  "pkcs8",
- "rand_core 0.6.4",
+ "rand_core",
  "sec1",
  "subtle",
  "zeroize",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
 [[package]]
 name = "ethnum"
-version = "1.3.2"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0198b9d0078e0f30dedc7acbb21c974e838fc8fae3ee170128658a98cb2c1c04"
+checksum = "6c8ff382b2fa527fb7fb06eeebfc5bbb3f17e3cc6b9d70b006c41daa8824adac"
 
 [[package]]
 name = "ff"
@@ -393,10 +403,16 @@ version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ded41244b729663b1e574f1b4fb731469f69f79c17667b5d776b16cda0479449"
 dependencies = [
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
 ]
 
+[[package]]
+name = "fiat-crypto"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0870c84016d4b481be5c9f323c24f65e31e901ae618f0e80f4308fb00de1d2d"
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -414,17 +430,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "getrandom"
-version = "0.1.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
-dependencies = [
- "cfg-if",
- "libc",
- "wasi 0.9.0+wasi-snapshot-preview1",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.10"
@@ -434,21 +439,22 @@ dependencies = [
  "cfg-if",
  "js-sys",
  "libc",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi",
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "gimli"
-version = "0.27.3"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6c80984affa11d98d1b88b66ac8853f143217b399d3c74116778ff8fdb4ed2e"
+checksum = "6fb8d784f27acf97159b40fc4db5ecd8aa23b9ad5ef69cdd136d3bc80665f0c0"
 
 [[package]]
 name = "governance"
 version = "0.1.0"
 dependencies = [
  "soroban-sdk",
+ "soroban-token-sdk",
 ]
 
 [[package]]
@@ -458,7 +464,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0f9ef7462f7c099f518d754361858f86d8a07af53ba9af0fe635bbccb151a63"
 dependencies = [
  "ff",
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
 ]
 
@@ -468,6 +474,12 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c6201b9ff9fd90a5a3bac2e56a830d0caa509576f0e503818ee82c181b3437a"
+
 [[package]]
 name = "hex"
 version = "0.4.3"
@@ -483,7 +495,7 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
 dependencies = [
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
@@ -522,21 +534,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
- "hashbrown",
+ "hashbrown 0.12.3",
  "serde",
 ]
 
 [[package]]
-name = "indexmap-nostd"
-version = "0.4.0"
+name = "indexmap"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e04e2fd2b8188ea827b32ef11de88377086d690286ab35747ef7f9bf3ccb590"
+checksum = "d5477fe2230a79769d8dc68e0eabf5437907c0457a5614a9e8dddb67f65eb65d"
+dependencies = [
+ "equivalent",
+ "hashbrown 0.14.0",
+ "serde",
+]
 
 [[package]]
-name = "intx"
-version = "0.1.0"
+name = "indexmap-nostd"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6f38a50a899dc47a6d0ed5508e7f601a2e34c3a85303514b5d137f3c10a0c75"
+checksum = "8e04e2fd2b8188ea827b32ef11de88377086d690286ab35747ef7f9bf3ccb590"
 
 [[package]]
 name = "itertools"
@@ -549,9 +566,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.8"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62b02a5381cc465bd3041d84623d0fa3b66738b52b8e2fc3bab8ad63ab032f4a"
+checksum = "af150ab688ff2122fcef229be89cb50dd66af9e01a4ff320cc137eecc9bacc38"
 
 [[package]]
 name = "js-sys"
@@ -572,8 +589,8 @@ dependencies = [
  "ecdsa",
  "elliptic-curve",
  "once_cell",
- "sha2 0.10.7",
- "signature 2.1.0",
+ "sha2",
+ "signature",
 ]
 
 [[package]]
@@ -587,9 +604,9 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.147"
+version = "0.2.148"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
+checksum = "9cdc71e17332e86d2e1d38c1f99edcb6288ee11b815fb1a4b049eaa2114d369b"
 
 [[package]]
 name = "libm"
@@ -599,15 +616,15 @@ checksum = "f7012b1bbb0719e1097c47611d3898568c546d597c2e74d66f6087edd5233ff4"
 
 [[package]]
 name = "log"
-version = "0.4.19"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b06a4cde4c0f271a446782e3eff8de789548ce57dbc8eca9292c27f4a42004b4"
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
 
 [[package]]
 name = "memchr"
-version = "2.5.0"
+version = "2.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+checksum = "8f232d6ef707e1956a43342693d2a31e72989554d58299d7a88738cc95b0d35c"
 
 [[package]]
 name = "miniz_oxide"
@@ -620,9 +637,9 @@ dependencies = [
 
 [[package]]
 name = "num-bigint"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f93ab6289c7b344a8a9f60f88d80aa20032336fe78da341afc91c8a2341fc75f"
+checksum = "608e7659b5c3d7cba262d894801b9ec9d00de989e8a82bd4bef91d08da45cdc0"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -631,13 +648,13 @@ dependencies = [
 
 [[package]]
 name = "num-derive"
-version = "0.3.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "876a53fff98e03a936a674b29568b0e605f06b29372c2489ff4de23f1949743d"
+checksum = "9e6a0fd4f737c707bd9086cc16c925f294943eb62eb71499e9fd4cf71f8b9f4e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
 ]
 
 [[package]]
@@ -652,18 +669,18 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.15"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
+checksum = "f30b0abd723be7e2ffca1272140fac1a2f084c77ec3e123c192b66af1ee9e6c2"
 dependencies = [
  "autocfg",
 ]
 
 [[package]]
 name = "object"
-version = "0.31.1"
+version = "0.32.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8bda667d9f2b5051b8833f59f3bf748b28ef54f850f4fcb389a252aa383866d1"
+checksum = "9cf5f9dd3933bd50a9e1f149ec995f39ae2c496d31fd772c1fd45ebc27e902b0"
 dependencies = [
  "memchr",
 ]
@@ -674,12 +691,6 @@ version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
-[[package]]
-name = "opaque-debug"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
-
 [[package]]
 name = "paste"
 version = "1.0.14"
@@ -696,6 +707,12 @@ dependencies = [
  "spki",
 ]
 
+[[package]]
+name = "platforms"
+version = "3.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4503fa043bf02cee09a9582e9554b4c6403b2ef55e4612e96561d294419429f8"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.17"
@@ -704,62 +721,51 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "prettyplease"
-version = "0.2.10"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "92139198957b410250d43fad93e630d956499a625c527eda65175c8680f83387"
+checksum = "ae005bd773ab59b4725093fd7df83fd7892f7d8eafb48dbd7de6e024e4215f9d"
 dependencies = [
  "proc-macro2",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.64"
+version = "1.0.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "78803b62cbf1f46fde80d7c0e803111524b9877184cfe7c3033659490ac7a7da"
+checksum = "3d433d9f1a3e8c1263d9456598b16fec66f4acc9a74dacffd35c7bb09b3a1328"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.29"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "573015e8ab27661678357f27dc26460738fd2b6c86e46f386fde94cb5d913105"
+checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "rand"
-version = "0.7.3"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
- "getrandom 0.1.16",
  "libc",
  "rand_chacha",
- "rand_core 0.5.1",
- "rand_hc",
+ "rand_core",
 ]
 
 [[package]]
 name = "rand_chacha"
-version = "0.2.2"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.5.1",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
-dependencies = [
- "getrandom 0.1.16",
+ "rand_core",
 ]
 
 [[package]]
@@ -768,16 +774,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 dependencies = [
- "getrandom 0.2.10",
-]
-
-[[package]]
-name = "rand_hc"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
-dependencies = [
- "rand_core 0.5.1",
+ "getrandom",
 ]
 
 [[package]]
@@ -807,9 +804,9 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.14"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fe232bdf6be8c8de797b22184ee71118d63780ea42ac85b61d1baa6d3b782ae9"
+checksum = "1ad4cc8da4ef723ed60bced201181d83791ad433213d8c24efffda1eec85d741"
 
 [[package]]
 name = "sec1"
@@ -833,29 +830,29 @@ checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
 
 [[package]]
 name = "serde"
-version = "1.0.171"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "30e27d1e4fd7659406c492fd6cfaf2066ba8773de45ca75e855590f856dc34a9"
+checksum = "cf9e0fcba69a370eed61bcf2b728575f726b50b55cba78064753d708ddc7549e"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.171"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "389894603bd18c46fa56231694f8d827779c0951a667087194cf9de94ed24682"
+checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.102"
+version = "1.0.107"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5062a995d481b2308b6064e9af76011f2921c35f97b0468811ed9f6cd91dfed"
+checksum = "6b420ce6e3d8bd882e9b243c6eed35dbc9a6110c9769e74b584e0d68d1f20c65"
 dependencies = [
  "itoa",
  "ryu",
@@ -864,14 +861,15 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "3.0.0"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f02d8aa6e3c385bf084924f660ce2a3a6bd333ba55b35e8590b321f35d88513"
+checksum = "1ca3b16a3d82c4088f343b7480a93550b3eabe1a358569c2dfe38bbcead07237"
 dependencies = [
- "base64 0.21.2",
+ "base64 0.21.4",
  "chrono",
  "hex",
- "indexmap",
+ "indexmap 1.9.3",
+ "indexmap 2.0.0",
  "serde",
  "serde_json",
  "serde_with_macros",
@@ -880,27 +878,14 @@ dependencies = [
 
 [[package]]
 name = "serde_with_macros"
-version = "3.0.0"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edc7d5d3932fb12ce722ee5e64dd38c504efba37567f0c402f6ca728c3b8b070"
+checksum = "2e6be15c453eb305019bfa438b1593c731f36a289a7853f7707ee29e870b3b3c"
 dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
-]
-
-[[package]]
-name = "sha2"
-version = "0.9.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
-dependencies = [
- "block-buffer 0.9.0",
- "cfg-if",
- "cpufeatures",
- "digest 0.9.0",
- "opaque-debug",
+ "syn",
 ]
 
 [[package]]
@@ -911,7 +896,7 @@ checksum = "479fb9d862239e610720565ca91403019f2f00410f1864c5aa7479b950a76ed8"
 dependencies = [
  "cfg-if",
  "cpufeatures",
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
@@ -920,24 +905,18 @@ version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
 dependencies = [
- "digest 0.10.7",
+ "digest",
  "keccak",
 ]
 
-[[package]]
-name = "signature"
-version = "1.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74233d3b3b2f6d4b006dc19dee745e73e2a6bfb6f93607cd3b02bd5b00797d7c"
-
 [[package]]
 name = "signature"
 version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e1788eed21689f9cf370582dfc467ef36ed9c707f073528ddafa8d83e3b8500"
 dependencies = [
- "digest 0.10.7",
- "rand_core 0.6.4",
+ "digest",
+ "rand_core",
 ]
 
 [[package]]
@@ -948,15 +927,14 @@ checksum = "62bb4feee49fdd9f707ef802e22365a35de4b7b299de4763d44bfea899442ff9"
 
 [[package]]
 name = "soroban-env-common"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52e28d297d1172c2a020660728ac24ca3af7118de85ad547d071f96221111dfb"
+checksum = "b65261df4aec251bf503bdb9d08a11a0109ad010d22fb6068c5767bd612a76cc"
 dependencies = [
  "arbitrary",
  "crate-git-revision",
  "ethnum",
  "num-derive",
- "num-integer",
  "num-traits",
  "serde",
  "soroban-env-macros",
@@ -967,9 +945,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-guest"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fbccdce4f74778cfe79e6ca8b6df2d094237d0bedf4aa167a73bfdaa7388fed"
+checksum = "5353b943c5ce51df6ba333a734867b301d3b1628dc1aa7d00bd59658059c8193"
 dependencies = [
  "soroban-env-common",
  "static_assertions",
@@ -977,23 +955,20 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-host"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35eef83232686c48fc8c8bfc560ee2e065bdd18ac31da8cb570e93f3fd78fea0"
+checksum = "9b79d564bb297c48be6250334cb33025abe66b90f981de87543b8abd796b3b52"
 dependencies = [
  "backtrace",
- "curve25519-dalek",
  "ed25519-dalek",
- "getrandom 0.2.10",
- "hex",
+ "getrandom",
  "k256",
- "log",
  "num-derive",
  "num-integer",
  "num-traits",
  "rand",
  "rand_chacha",
- "sha2 0.9.9",
+ "sha2",
  "sha3",
  "soroban-env-common",
  "soroban-native-sdk-macros",
@@ -1004,9 +979,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-macros"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97fcab4ca9be166587dd84939576634f2f7bccf213fe9f6aced9561ab4238be1"
+checksum = "d827dbe18b79ade40d0d7cfca4a117b59ae1e0feb8dbd4a97f5fca479b04043d"
 dependencies = [
  "itertools",
  "proc-macro2",
@@ -1014,15 +989,14 @@ dependencies = [
  "serde",
  "serde_json",
  "stellar-xdr",
- "syn 2.0.25",
- "thiserror",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-ledger-snapshot"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c379a73e5d14b0b9ba41157161c5362427a2ca75c936d1b737d41bca91ef252f"
+checksum = "15b6817c444562363c619afa0519a8d15157bd8be3a2bf02bf7239245ed263a0"
 dependencies = [
  "serde",
  "serde_json",
@@ -1033,21 +1007,21 @@ dependencies = [
 
 [[package]]
 name = "soroban-native-sdk-macros"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d891b456b0f6897ccbb8b67388ed7ce921fd47d19ff3ae8d8b1edca08339639"
+checksum = "de68658cc0351f3dce994b409af3708fea744d31bbfbfa7335f7481b1be847a2"
 dependencies = [
  "itertools",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-sdk"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1cf449f8c53d905ac41d4c264442f26aa559d4a0ef451569a7739bd4d747595"
+checksum = "1afc6bb5ed7a89a41fd6e38e30c61c736f905312c8721fbb708bf19ce96d85cb"
 dependencies = [
  "arbitrary",
  "bytes-lit",
@@ -1063,9 +1037,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-sdk-macros"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b7ab0a02c265c41a44311e3e6271e0fccd518bda0c8383c7ff8aee478541d3b"
+checksum = "bc90811bcfe1c0fb24fbb1ab8fdd05c98d677ec124b3ce8ef2c0219cb9b47753"
 dependencies = [
  "crate-git-revision",
  "darling",
@@ -1073,19 +1047,19 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustc_version",
- "sha2 0.9.9",
+ "sha2",
  "soroban-env-common",
  "soroban-spec",
  "soroban-spec-rust",
  "stellar-xdr",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-spec"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "adfd732ef1613e5ec919410fddd842d8cb804effb63c43acbf5ec6d77e6d0633"
+checksum = "94e6202dfc8dfd3abcda4f2946d11806a573671d5948c6b2adc5fa8128feeca6"
 dependencies = [
  "base64 0.13.1",
  "stellar-xdr",
@@ -1095,27 +1069,35 @@ dependencies = [
 
 [[package]]
 name = "soroban-spec-rust"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fde0592863f1f34c1eff8bdbe35a6557adb6abadfc57804217fe035bec7421ef"
+checksum = "4f21ab4a805e72ba39b58a441466c4a8882b6d635a654fdbcbbae092465854d5"
 dependencies = [
  "prettyplease",
  "proc-macro2",
  "quote",
- "sha2 0.9.9",
+ "sha2",
  "soroban-spec",
  "stellar-xdr",
- "syn 2.0.25",
+ "syn",
  "thiserror",
 ]
 
+[[package]]
+name = "soroban-token-sdk"
+version = "20.0.0-rc1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "38a51799b9febfb08905200008076724b9c3c07d98b60e6b76062d7f20673582"
+dependencies = [
+ "soroban-sdk",
+]
+
 [[package]]
 name = "soroban-wasmi"
-version = "0.30.0-soroban"
+version = "0.31.0-soroban1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c193640a103c4fc81163feca877bbea234dc20150015428ecc4e010f025f82bf"
+checksum = "1b6e3e79c1f227ec98ea1e8fbf43d0267b9ca748616c9c8c0162fa2a8ca4d5d2"
 dependencies = [
- "intx",
  "smallvec",
  "spin",
  "wasmi_arena",
@@ -1157,9 +1139,9 @@ dependencies = [
 
 [[package]]
 name = "stellar-xdr"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae197b4edde8835ab0ba018f1b5cdab0c47d0f28848f3f75d2951a1c9c7cdb48"
+checksum = "e09a3734914a7427dbcd4f06b6dcd2b1cf38e934202f6abe4d73658f718b6113"
 dependencies = [
  "arbitrary",
  "base64 0.13.1",
@@ -1183,20 +1165,9 @@ checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
 
 [[package]]
 name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
-[[package]]
-name = "syn"
-version = "2.0.25"
+version = "2.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "15e3fc8c0c74267e2df136e5e5fb656a464158aa57624053375eb9c8c6e25ae2"
+checksum = "7303ef2c05cd654186cb250d29049a24840ca25d2747c25c0381c8d9e2f582e8"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1205,30 +1176,31 @@ dependencies = [
 
 [[package]]
 name = "thiserror"
-version = "1.0.43"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a35fc5b8971143ca348fa6df4f024d4d55264f3468c71ad1c2f365b0a4d58c42"
+checksum = "9d6d7a740b8a666a7e828dd00da9c0dc290dff53154ea77ac109281de90589b7"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.43"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "463fe12d7993d3b327787537ce8dd4dfa058de32fc2b195ef3cde03dc4771e8f"
+checksum = "49922ecae66cc8a249b77e68d1d0623c1b2c514f0060c27cdc68bd62a1219d35"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn",
 ]
 
 [[package]]
 name = "time"
-version = "0.3.23"
+version = "0.3.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59e399c068f43a5d116fedaf73b203fa4f9c519f17e2b34f63221d3792f81446"
+checksum = "17f6bb557fd245c28e6411aa56b6403c689ad95061f50e4be16c274e70a17e48"
 dependencies = [
+ "deranged",
  "itoa",
  "serde",
  "time-core",
@@ -1243,24 +1215,24 @@ checksum = "7300fbefb4dadc1af235a9cef3737cea692a9d97e1b9cbcd4ebdae6f8868e6fb"
 
 [[package]]
 name = "time-macros"
-version = "0.2.10"
+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96ba15a897f3c86766b757e5ac7221554c6750054d74d5b28844fce5fb36a6c4"
+checksum = "1a942f44339478ef67935ab2bbaec2fb0322496cf3cbe84b261e06ac3814c572"
 dependencies = [
  "time-core",
 ]
 
 [[package]]
 name = "typenum"
-version = "1.16.0"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
+checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.10"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "22049a19f4a68748a168c0fc439f9516686aa045927ff767eca0a85101fb6e73"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
 [[package]]
 name = "version_check"
@@ -1268,12 +1240,6 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
-[[package]]
-name = "wasi"
-version = "0.9.0+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
-
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
@@ -1301,7 +1267,7 @@ dependencies = [
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
@@ -1323,7 +1289,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.25",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
@@ -1342,9 +1308,9 @@ checksum = "401c1f35e413fac1846d4843745589d9ec678977ab35a384db8ae7830525d468"
 
 [[package]]
 name = "wasmi_core"
-version = "0.12.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624e6333e861ef49095d2d678b76ebf30b06bf37effca845be7e5b87c90071b7"
+checksum = "dcf1a7db34bff95b85c261002720c00c3a6168256dcb93041d3fa2054d19856a"
 dependencies = [
  "downcast-rs",
  "libm",
@@ -1358,7 +1324,7 @@ version = "0.88.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb8cf7dd82407fe68161bedcd57fde15596f32ebf6e9b3bdbf3ae1da20e38e5e"
 dependencies = [
- "indexmap",
+ "indexmap 1.9.3",
 ]
 
 [[package]]
@@ -1370,28 +1336,6 @@ dependencies = [
  "indexmap-nostd",
 ]
 
-[[package]]
-name = "winapi"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
-dependencies = [
- "winapi-i686-pc-windows-gnu",
- "winapi-x86_64-pc-windows-gnu",
-]
-
-[[package]]
-name = "winapi-i686-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-
-[[package]]
-name = "winapi-x86_64-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
 [[package]]
 name = "windows"
 version = "0.48.0"
@@ -1403,9 +1347,9 @@ dependencies = [
 
 [[package]]
 name = "windows-targets"
-version = "0.48.1"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "05d4b17490f70499f20b9e791dcf6a299785ce8af4d709018206dc5b4953e95f"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
  "windows_aarch64_gnullvm",
  "windows_aarch64_msvc",
@@ -1418,62 +1362,48 @@ dependencies = [
 
 [[package]]
 name = "windows_aarch64_gnullvm"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91ae572e1b79dba883e0d315474df7305d12f569b400fcf90581b06062f7e1bc"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
 
 [[package]]
 name = "windows_aarch64_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2ef27e0d7bdfcfc7b868b317c1d32c641a6fe4629c171b8928c7b08d98d7cf3"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
 
 [[package]]
 name = "windows_i686_gnu"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "622a1962a7db830d6fd0a69683c80a18fda201879f0f447f065a3b7467daa241"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
 
 [[package]]
 name = "windows_i686_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4542c6e364ce21bf45d69fdd2a8e455fa38d316158cfd43b3ac1c5b1b19f8e00"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
 
 [[package]]
 name = "windows_x86_64_gnu"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca2b8a661f7628cbd23440e50b05d705db3686f894fc9580820623656af974b1"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
 
 [[package]]
 name = "windows_x86_64_gnullvm"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7896dbc1f41e08872e9d5e8f8baa8fdd2677f29468c4e156210174edc7f7b953"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
 
 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a515f5799fe4961cb532f983ce2b23082366b898e52ffbce459c86f67c8378a"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
 
 [[package]]
 name = "zeroize"
 version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a0956f1ba7c7909bfb66c2e9e4124ab6f6482560f6628b5aaeba39207c9aad9"
-dependencies = [
- "zeroize_derive",
-]
-
-[[package]]
-name = "zeroize_derive"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.25",
-]
diff --git a/dao/Cargo.toml b/dao/Cargo.toml
index 3ea0218..420a21d 100644
--- a/dao/Cargo.toml
+++ b/dao/Cargo.toml
@@ -7,10 +7,11 @@ edition = "2021"
 crate-type = ["cdylib"]
 
 [dependencies]
-soroban-sdk = { version = "0.9.2" }
+soroban-sdk = { version = "20.0.0-rc1" }
+soroban-token-sdk = { version = "20.0.0-rc1" }
 
 [dev_dependencies]
-soroban-sdk = { version = "0.9.2", features = ["testutils"] }
+soroban-sdk = { version = "20.0.0-rc1", features = ["testutils"] }
 
 [profile.release]
 opt-level = "z"
diff --git a/dao/src/contract.rs b/dao/src/contract.rs
index 837bd94..a1bc256 100644
--- a/dao/src/contract.rs
+++ b/dao/src/contract.rs
@@ -1,11 +1,18 @@
-use crate::proposal::{Proposal, check_min_duration, check_min_prop_power, add_proposal};
+use crate::proposal::{
+    add_abstain_votes, add_against_votes, add_for_votes, add_proposal, check_min_duration,
+    check_min_vote_power, check_voted, get_proposal, set_min_vote_power, Proposal,
+};
 use crate::storage::core::CoreState;
 
-use crate::utils::core::{can_init_contract, set_core_state};
+use crate::utils::core::{can_init_contract, get_core_state, set_core_state};
 
 use soroban_sdk::{
-    contractimpl, vec, Address, Bytes, BytesN, Env, IntoVal, Val, Symbol, Vec, contract, symbol_short, String, Map
+    contract, contractimpl, panic_with_error, symbol_short, vec, Address, Bytes, BytesN, Env,
+    IntoVal, Map, String, Symbol, Val, Vec,
 };
+
+use crate::errors::VoteError;
+
 pub trait DaoContractTrait {
     fn init(
         env: Env,
@@ -16,12 +23,9 @@ pub trait DaoContractTrait {
         voting_power: u32,
         proposal_power: u32,
         shareholders: Map<Address, i128>,
-    ) -> Address ;
-    fn create_proposal(
-        env: Env, 
-        from: Address, 
-        proposal: Proposal
-    ) -> u32;
+    ) -> Address;
+    fn create_proposal(env: Env, from: Address, proposal: Proposal) -> u32;
+    fn vote(env: Env, from: Address, prop_id: u32, power: u32, vote: u32);
 }
 
 #[contract]
@@ -41,8 +45,11 @@ impl DaoContractTrait for DaoContract {
     ) -> Address {
         can_init_contract(&env);
         // Deploy the contract using the installed WASM code with given hash.
-        let id = env.deployer().with_current_contract(gov_token_salt.to_val()).deploy(token_wasm_hash.to_val());
-        
+        let id = env
+            .deployer()
+            .with_current_contract(gov_token_salt.to_val())
+            .deploy(token_wasm_hash.to_val());
+
         let init_fn: Symbol = Symbol::new(&env, "initialize");
         let admin: Val = env.current_contract_address().to_val();
         let init_args: Vec<Val> = vec![
@@ -50,7 +57,7 @@ impl DaoContractTrait for DaoContract {
             admin,
             18u32.into(),
             gov_token_name.into(),
-            gov_token_symbol.into()
+            gov_token_symbol.into(),
         ] as Vec<Val>;
 
         // Invoke the init function with the given arguments.
@@ -59,14 +66,12 @@ impl DaoContractTrait for DaoContract {
         let mint_fn: Symbol = symbol_short!("mint");
         let authorize_fn: Symbol = symbol_short!("set_auth");
 
-        let set_proposal_power_fn: Symbol = symbol_short!("set_p_pow");
-        let set_voting_power_fn: Symbol = symbol_short!("set_v_pow");
+        set_min_vote_power(&env, voting_power);
 
-        let proposal_power_res: Val = env.invoke_contract(&id, &set_proposal_power_fn, vec![&env, proposal_power.into_val(&env)] as Vec<Val>);
-        let voting_power_res: Val = env.invoke_contract(&id, &set_voting_power_fn, vec![&env, voting_power.into_val(&env)] as Vec<Val>);
+        let mut shareholdersVector: Vec<Address> = Vec::new(&env);
         for (shareholder_address, amount) in shareholders.iter() {
             let shareholder_address_raw: Val = shareholder_address.to_val();
-
+            shareholdersVector.push_front(shareholder_address);
             let auth_args: Vec<Val> = vec![&env, shareholder_address_raw, true.into_val(&env)];
             let auth_res: Val = env.invoke_contract(&id, &authorize_fn, auth_args);
 
@@ -74,11 +79,12 @@ impl DaoContractTrait for DaoContract {
                 vec![&env, shareholder_address_raw, amount.into_val(&env)] as Vec<Val>;
             let mint_res: Val = env.invoke_contract(&id, &mint_fn, mint_args);
         }
-        
+
         set_core_state(
             &env,
             &CoreState {
                 governance_token: id.clone(),
+                shareholders: shareholdersVector,
             },
         );
 
@@ -94,4 +100,29 @@ impl DaoContractTrait for DaoContract {
         //todo, store the token supply at this point
         add_proposal(&env, proposal)
     }
+
+    fn vote(env: Env, from: Address, prop_id: u32, power: u32, vote: u32) {
+        // 1. Check if DAO member
+        let core_state = get_core_state(&env);
+        if !core_state.shareholders.contains(from.clone()) {
+            panic_with_error!(env, VoteError::NotAMember)
+        }
+        // 2. Check if already voted
+        check_voted(&env, prop_id, from.clone());
+        // 3. Check if has enough voting power to vote
+        check_min_vote_power(&env, power);
+        // 4. Check deadline
+        let proposal = get_proposal(&env, prop_id);
+        check_min_duration(&env, &proposal);
+        // 5. Vote
+        if vote == 0 {
+            add_against_votes(&env, prop_id, 1)
+        } else if vote == 1 {
+            add_for_votes(&env, prop_id, 1)
+        } else if vote == 2 {
+            add_abstain_votes(&env, prop_id, 1)
+        } else {
+            panic_with_error!(env, VoteError::WrongVoteParam)
+        }
+    }
 }
diff --git a/dao/src/errors.rs b/dao/src/errors.rs
index ed3e508..2b6c15e 100644
--- a/dao/src/errors.rs
+++ b/dao/src/errors.rs
@@ -22,5 +22,13 @@ pub enum ContractError {
     TooEarlyToExecute = 7,
     AllreadyExecuted = 8,
     ForVotesLessThanAgainstVotes = 9,
-    PropDeadlinePassed = 10
+    PropDeadlinePassed = 10,
+}
+
+#[contracterror]
+#[derive(Copy, Clone, Debug, Eq, PartialEq, PartialOrd, Ord)]
+pub enum VoteError {
+    NotAMember = 0,
+    ProposalExpired = 1,
+    WrongVoteParam = 2,
 }
diff --git a/dao/src/proposal.rs b/dao/src/proposal.rs
index 54fb4bd..dbd3b0c 100644
--- a/dao/src/proposal.rs
+++ b/dao/src/proposal.rs
@@ -1,9 +1,9 @@
-use soroban_sdk::{
-    contracttype, panic_with_error, Address, BytesN, Env, Val, Symbol,
-    Vec, String
-};
+use soroban_sdk::{contracttype, panic_with_error, Address, BytesN, Env, String, Symbol, Val, Vec};
 
-use crate::{storage::proposal_storage::ProposalStorageKey, errors::ContractError, settings::get_min_prop_duration};
+use crate::{
+    errors::ContractError, settings::get_min_prop_duration,
+    storage::proposal_storage::ProposalStorageKey,
+};
 
 #[contracttype]
 #[derive(Clone, Debug)]
@@ -26,8 +26,7 @@ pub struct ProposalInstr {
 pub struct Proposal {
     pub end_time: u64,
     // instrunctions will be executed in sequence
-    pub url: String
-    // pub instr: Vec<ProposalInstr>,
+    pub url: String, // pub instr: Vec<ProposalInstr>,
 }
 
 #[contracttype]
@@ -40,8 +39,9 @@ pub struct VotesCount {
 // add prop and return its id
 pub fn add_proposal(env: &Env, proposal: Proposal) -> u32 {
     let prop_id = get_and_inc_prop_id(env);
-
-    env.storage().persistent().set(&ProposalStorageKey::Proposal(prop_id), &proposal);
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::Proposal(prop_id), &proposal);
     set_prop_start_ledger(env, prop_id, env.ledger().sequence());
 
     prop_id
@@ -61,7 +61,9 @@ fn get_and_inc_prop_id(env: &Env) -> u32 {
         .get(&ProposalStorageKey::ProposalId)
         .unwrap_or(0u32);
 
-    env.storage().persistent().set(&ProposalStorageKey::ProposalId, &(prev + 1));
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::ProposalId, &(prev + 1));
     prev
 }
 
@@ -73,9 +75,10 @@ pub fn check_min_duration(env: &Env, proposal: &Proposal) {
 }
 
 pub fn set_voted(env: &Env, prop_id: u32, voter: Address) {
-    env.storage()
-        .persistent()
-        .set(&ProposalStorageKey::Voted(ProposalVoted { voter, prop_id }), &true)
+    env.storage().persistent().set(
+        &ProposalStorageKey::Voted(ProposalVoted { voter, prop_id }),
+        &true,
+    )
 }
 
 pub fn get_voted(env: &Env, prop_id: u32, voter: Address) -> bool {
@@ -112,7 +115,9 @@ pub fn get_for_votes(env: &Env, prop_id: u32) -> i128 {
 }
 
 fn set_for_votes(env: &Env, prop_id: u32, amount: i128) {
-    env.storage().persistent().set(&ProposalStorageKey::ForVotes(prop_id), &amount)
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::ForVotes(prop_id), &amount)
 }
 
 pub fn add_for_votes(env: &Env, prop_id: u32, amount: i128) {
@@ -132,7 +137,9 @@ pub fn get_against_votes(env: &Env, prop_id: u32) -> i128 {
 }
 
 fn set_against_votes(env: &Env, prop_id: u32, amount: i128) {
-    env.storage().persistent().set(&ProposalStorageKey::AgainstV(prop_id), &amount)
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::AgainstV(prop_id), &amount)
 }
 
 pub fn add_against_votes(env: &Env, prop_id: u32, amount: i128) {
@@ -152,7 +159,9 @@ pub fn get_abstain_votes(env: &Env, prop_id: u32) -> i128 {
 }
 
 fn set_abstain_votes(env: &Env, prop_id: u32, amount: i128) {
-    env.storage().persistent().set(&ProposalStorageKey::AbstainV(prop_id), &amount)
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::AbstainV(prop_id), &amount)
 }
 
 pub fn add_abstain_votes(env: &Env, prop_id: u32, amount: i128) {
@@ -165,7 +174,15 @@ pub fn add_abstain_votes(env: &Env, prop_id: u32, amount: i128) {
 }
 
 pub fn set_min_proposal_power(env: &Env, min_power: i128) {
-    env.storage().persistent().set(&ProposalStorageKey::MinPropP, &min_power)
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::MinPropP, &min_power)
+}
+
+pub fn set_min_vote_power(env: &Env, min_power: u32) {
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::MinVoteP, &min_power)
 }
 
 pub fn get_min_proposal_power(env: &Env) -> i128 {
@@ -175,12 +192,25 @@ pub fn get_min_proposal_power(env: &Env) -> i128 {
         .unwrap_or(0)
 }
 
+pub fn get_min_vote_power(env: &Env) -> u32 {
+    env.storage()
+        .persistent()
+        .get(&ProposalStorageKey::MinVoteP)
+        .unwrap_or(0)
+}
+
 pub fn check_min_prop_power(env: &Env, power: i128) {
     if get_min_proposal_power(env) > power {
         panic_with_error!(env, ContractError::NotEnoughPower)
     }
 }
 
+pub fn check_min_vote_power(env: &Env, power: u32) {
+    if get_min_vote_power(env) > power {
+        panic_with_error!(env, ContractError::NotEnoughPower)
+    }
+}
+
 pub fn votes_counts(env: &Env, prop_id: u32) -> VotesCount {
     let for_votes = get_for_votes(&env, prop_id);
     let against_votes = get_against_votes(&env, prop_id);
@@ -194,7 +224,9 @@ pub fn votes_counts(env: &Env, prop_id: u32) -> VotesCount {
 }
 
 pub fn set_executed(env: &Env, prop_id: u32) {
-    env.storage().persistent().set(&ProposalStorageKey::Executed(prop_id), &true)
+    env.storage()
+        .persistent()
+        .set(&ProposalStorageKey::Executed(prop_id), &true)
 }
 
 pub fn executed(env: &Env, prop_id: u32) -> bool {
@@ -202,4 +234,4 @@ pub fn executed(env: &Env, prop_id: u32) -> bool {
         .persistent()
         .get(&ProposalStorageKey::Executed(prop_id))
         .unwrap_or(false)
-}
\ No newline at end of file
+}
diff --git a/dao/src/storage/core.rs b/dao/src/storage/core.rs
index 8a090b0..75f712c 100644
--- a/dao/src/storage/core.rs
+++ b/dao/src/storage/core.rs
@@ -1,8 +1,9 @@
-use soroban_sdk::{contracttype, Address};
+use soroban_sdk::{contracttype, Address, Vec};
 
 #[contracttype]
 pub struct CoreState {
     pub governance_token: Address,
+    pub shareholders: Vec<Address>
 }
 
 #[contracttype]
diff --git a/dao/src/storage/proposal_storage.rs b/dao/src/storage/proposal_storage.rs
index 927c9b5..74abb69 100644
--- a/dao/src/storage/proposal_storage.rs
+++ b/dao/src/storage/proposal_storage.rs
@@ -27,6 +27,8 @@ pub enum ProposalStorageKey {
     Nonce(Address),
     // min power to propose
     MinPropP,
+    // min power to vote 
+    MinVoteP,
     //whether a proposal has been executedd
     Executed(u32),
 }
\ No newline at end of file
diff --git a/dao/src/test.rs b/dao/src/test.rs
index 3596991..52270e0 100644
--- a/dao/src/test.rs
+++ b/dao/src/test.rs
@@ -1,7 +1,7 @@
 #![cfg(test)]
 
 use crate::{contract::DaoContract, DaoContractClient};
-use soroban_sdk::{testutils::Address as _, Address, BytesN, Env, IntoVal, Vec, String, Map};
+use soroban_sdk::{testutils::Address as _, Address, BytesN, Env, IntoVal, Map, String, Vec};
 
 // The contract that will be deployed by the deployer contract.
 mod contract {
@@ -40,15 +40,5 @@ fn test() {
         &shareholders,
     );
 
-    assert_eq!(val, voting_power)
-
-    // assert!(init_result.is_void());
-    //
-    // // Invoke contract to check that it is initialized.
-    // let client = contract::Client::new(&env, &contract_id);
-    // let sum = client.balance(&admin1);
-    // assert_eq!(sum, 200000);
-    //
-    // let name_of_token = client.name();
-    // assert_eq!(name_of_token, "name".into_val(&env));
-}
\ No newline at end of file
+    // assert_eq!(val)
+}
diff --git a/deployer/Cargo.lock b/deployer/Cargo.lock
index 4aca8de..adbe8ca 100644
--- a/deployer/Cargo.lock
+++ b/deployer/Cargo.lock
@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "addr2line"
-version = "0.19.0"
+version = "0.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a76fd60b23679b7d19bd066031410fb7e458ccc5e958eb5c325888ce4baedc97"
+checksum = "8a30b2e23b9e17a9f90641c7ab1549cd9b44f296d3ccbf309d2863cfe398a0cb"
 dependencies = [
  "gimli",
 ]
@@ -17,6 +17,12 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "android-tzdata"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
+
 [[package]]
 name = "android_system_properties"
 version = "0.1.5"
@@ -43,9 +49,9 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "backtrace"
-version = "0.3.67"
+version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "233d376d6d185f2a3093e58f283f60f880315b6c60075b01f36b3b85154564ca"
+checksum = "2089b7e3f35b9dd2d0ed921ead4f6d318c27680d4a5bd167b3ee120edb105837"
 dependencies = [
  "addr2line",
  "cc",
@@ -76,9 +82,9 @@ checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
 [[package]]
 name = "base64"
-version = "0.21.0"
+version = "0.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
+checksum = "9ba43ea6f343b788c8764558649e08df62f86c6ef251fdaeb1ffd010a9ae50a2"
 
 [[package]]
 name = "base64ct"
@@ -86,15 +92,6 @@ version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8c3c1a368f70d6cf7302d78f8f7093da241fb8e8807c05cc9e51a125895a6d5b"
 
-[[package]]
-name = "block-buffer"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
-dependencies = [
- "generic-array",
-]
-
 [[package]]
 name = "block-buffer"
 version = "0.10.4"
@@ -106,15 +103,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.12.1"
+version = "3.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b1ce199063694f33ffb7dd4e0ee620741495c32833cde5aa08f02a0bf96f0c8"
-
-[[package]]
-name = "byteorder"
-version = "1.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+checksum = "7f30e7476521f6f8af1a1c4c0b8cc94f0bee37d91763d0ca2665f299b6cd8aec"
 
 [[package]]
 name = "bytes-lit"
@@ -125,14 +116,17 @@ dependencies = [
  "num-bigint",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.79"
+version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
+checksum = "f1174fb0b6ec23863f8b971027804a42614e347eafb0a95bf0b12cdae21fc4d0"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "cfg-if"
@@ -142,25 +136,15 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.24"
+version = "0.4.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e3c5919066adf22df73762e50cffcde3a758f2a848b113b586d1f86728b673b"
+checksum = "7f2c685bad3eb3d45a01354cedb7d5faa66194d1d58ba6e267a8de788f79db38"
 dependencies = [
+ "android-tzdata",
  "iana-time-zone",
- "num-integer",
  "num-traits",
  "serde",
- "winapi",
-]
-
-[[package]]
-name = "codespan-reporting"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3538270d33cc669650c4b093848450d380def10c331d38c768e34cac80576e6e"
-dependencies = [
- "termcolor",
- "unicode-width",
+ "windows-targets",
 ]
 
 [[package]]
@@ -177,9 +161,9 @@ checksum = "e496a50fda8aacccc86d7529e2c1e0892dbd0f898a6b5645b5561b89c3210efa"
 
 [[package]]
 name = "cpufeatures"
-version = "0.2.7"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e4c1eaa2012c47becbbad2ab175484c2a84d1185b566fb2cc5b8707343dfe58"
+checksum = "a17b76ff3a4162b0b27f354a0c87015ddad39d35f9c0c36607a3bdd175dde1f1"
 dependencies = [
  "libc",
 ]
@@ -197,12 +181,12 @@ dependencies = [
 
 [[package]]
 name = "crypto-bigint"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf4c2f4e1afd912bc40bfd6fed5d9dc1f288e0ba01bfcc835cc5bc3eb13efe15"
+checksum = "740fe28e594155f10cfc383984cbefd529d7396050557148f79cb0f621204124"
 dependencies = [
  "generic-array",
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
  "zeroize",
 ]
@@ -224,71 +208,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f34ba9a9bcb8645379e9de8cb3ecfcf4d1c85ba66d90deb3259206fa5aa193b"
 dependencies = [
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "curve25519-dalek"
-version = "3.2.0"
+version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b9fdf9972b2bd6af2d913799d9ebc165ea4d2e65878e329d9c6b372c4491b61"
+checksum = "622178105f911d937a42cdb140730ba4a3ed2becd8ae6ce39c7d28b5d75d4588"
 dependencies = [
- "byteorder",
- "digest 0.9.0",
- "rand_core 0.5.1",
+ "cfg-if",
+ "cpufeatures",
+ "curve25519-dalek-derive",
+ "digest",
+ "fiat-crypto",
+ "platforms",
+ "rustc_version",
  "subtle",
  "zeroize",
 ]
 
 [[package]]
-name = "cxx"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f61f1b6389c3fe1c316bf8a4dccc90a38208354b330925bce1f74a6c4756eb93"
-dependencies = [
- "cc",
- "cxxbridge-flags",
- "cxxbridge-macro",
- "link-cplusplus",
-]
-
-[[package]]
-name = "cxx-build"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12cee708e8962df2aeb38f594aae5d827c022b6460ac71a7a3e2c3c2aae5a07b"
-dependencies = [
- "cc",
- "codespan-reporting",
- "once_cell",
- "proc-macro2",
- "quote",
- "scratch",
- "syn 2.0.15",
-]
-
-[[package]]
-name = "cxxbridge-flags"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7944172ae7e4068c533afbb984114a56c46e9ccddda550499caa222902c7f7bb"
-
-[[package]]
-name = "cxxbridge-macro"
-version = "1.0.94"
+name = "curve25519-dalek-derive"
+version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2345488264226bf682893e25de0769f3360aac9957980ec49361b083ddaa5bc5"
+checksum = "83fdaf97f4804dcebfa5862639bc9ce4121e82140bec2a987ac5140294865b5b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "darling"
-version = "0.20.1"
+version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0558d22a7b463ed0241e993f76f09f30b126687447751a8638587b864e4b3944"
+checksum = "0209d94da627ab5605dcccf08bb18afa5009cfbef48d8a8b7d7bdbc79be25c5e"
 dependencies = [
  "darling_core",
  "darling_macro",
@@ -296,27 +251,27 @@ dependencies = [
 
 [[package]]
 name = "darling_core"
-version = "0.20.1"
+version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab8bfa2e259f8ee1ce5e97824a3c55ec4404a0d772ca7fa96bf19f0752a046eb"
+checksum = "177e3443818124b357d8e76f53be906d60937f0d3a90773a664fa63fa253e621"
 dependencies = [
  "fnv",
  "ident_case",
  "proc-macro2",
  "quote",
  "strsim",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "darling_macro"
-version = "0.20.1"
+version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29a358ff9f12ec09c3e61fef9b5a9902623a695a46a917b07f269bff1445611a"
+checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
@@ -330,23 +285,23 @@ dependencies = [
 ]
 
 [[package]]
-name = "derive_arbitrary"
-version = "1.3.0"
+name = "deranged"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3cdeb9ec472d588e539a818b2dee436825730da08ad0017c4b1a17676bdc8b7"
+checksum = "f2696e8a945f658fd14dc3b87242e6b80cd0f36ff04ea560fa39082368847946"
 dependencies = [
- "proc-macro2",
- "quote",
- "syn 1.0.109",
+ "serde",
 ]
 
 [[package]]
-name = "digest"
-version = "0.9.0"
+name = "derive_arbitrary"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
+checksum = "53e0efad4403bfc52dc201159c4b842a246a14b98c64b55dfd0f2d89729dfeb8"
 dependencies = [
- "generic-array",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -355,7 +310,7 @@ version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "block-buffer 0.10.4",
+ "block-buffer",
  "const-oid",
  "crypto-common",
  "subtle",
@@ -374,41 +329,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4b1e0c257a9e9f25f90ff76d7a68360ed497ee519c8e428d1825ef0000799d4"
 dependencies = [
  "der",
- "digest 0.10.7",
+ "digest",
  "elliptic-curve",
  "rfc6979",
- "signature 2.1.0",
+ "signature",
  "spki",
 ]
 
 [[package]]
 name = "ed25519"
-version = "1.5.3"
+version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91cff35c70bba8a626e3185d8cd48cc11b5437e1a5bcd15b9b5fa3c64b6dfee7"
+checksum = "60f6d271ca33075c88028be6f04d502853d63a5ece419d269c15315d4fc1cf1d"
 dependencies = [
- "signature 1.6.4",
+ "pkcs8",
+ "signature",
 ]
 
 [[package]]
 name = "ed25519-dalek"
-version = "1.0.1"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c762bae6dcaf24c4c84667b8579785430908723d5c889f469d76a41d59cc7a9d"
+checksum = "7277392b266383ef8396db7fdeb1e77b6c52fed775f5df15bb24f35b72156980"
 dependencies = [
  "curve25519-dalek",
  "ed25519",
- "rand",
+ "rand_core",
  "serde",
- "sha2 0.9.9",
+ "sha2",
  "zeroize",
 ]
 
 [[package]]
 name = "either"
-version = "1.8.1"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
+checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 
 [[package]]
 name = "elliptic-curve"
@@ -418,22 +374,28 @@ checksum = "968405c8fdc9b3bf4df0a6638858cc0b52462836ab6b1c87377785dd09cf1c0b"
 dependencies = [
  "base16ct",
  "crypto-bigint",
- "digest 0.10.7",
+ "digest",
  "ff",
  "generic-array",
  "group",
  "pkcs8",
- "rand_core 0.6.4",
+ "rand_core",
  "sec1",
  "subtle",
  "zeroize",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
 [[package]]
 name = "ethnum"
-version = "1.3.2"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0198b9d0078e0f30dedc7acbb21c974e838fc8fae3ee170128658a98cb2c1c04"
+checksum = "6c8ff382b2fa527fb7fb06eeebfc5bbb3f17e3cc6b9d70b006c41daa8824adac"
 
 [[package]]
 name = "ff"
@@ -441,10 +403,16 @@ version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ded41244b729663b1e574f1b4fb731469f69f79c17667b5d776b16cda0479449"
 dependencies = [
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
 ]
 
+[[package]]
+name = "fiat-crypto"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0870c84016d4b481be5c9f323c24f65e31e901ae618f0e80f4308fb00de1d2d"
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -462,17 +430,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "getrandom"
-version = "0.1.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
-dependencies = [
- "cfg-if",
- "libc",
- "wasi 0.9.0+wasi-snapshot-preview1",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.10"
@@ -482,15 +439,15 @@ dependencies = [
  "cfg-if",
  "js-sys",
  "libc",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi",
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "gimli"
-version = "0.27.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad0a93d233ebf96623465aad4046a8d3aa4da22d4f4beba5388838c8a434bbb4"
+checksum = "6fb8d784f27acf97159b40fc4db5ecd8aa23b9ad5ef69cdd136d3bc80665f0c0"
 
 [[package]]
 name = "group"
@@ -499,7 +456,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0f9ef7462f7c099f518d754361858f86d8a07af53ba9af0fe635bbccb151a63"
 dependencies = [
  "ff",
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
 ]
 
@@ -509,6 +466,12 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c6201b9ff9fd90a5a3bac2e56a830d0caa509576f0e503818ee82c181b3437a"
+
 [[package]]
 name = "hex"
 version = "0.4.3"
@@ -524,14 +487,14 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
 dependencies = [
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
 name = "iana-time-zone"
-version = "0.1.56"
+version = "0.1.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0722cd7114b7de04316e7ea5456a0bbb20e4adb46fd27a3697adb812cff0f37c"
+checksum = "2fad5b825842d2b38bd206f3e81d6957625fd7f0a361e345c30e01a0ae2dd613"
 dependencies = [
  "android_system_properties",
  "core-foundation-sys",
@@ -543,12 +506,11 @@ dependencies = [
 
 [[package]]
 name = "iana-time-zone-haiku"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0703ae284fc167426161c2e3f1da3ea71d94b21bedbcc9494e92b28e334e3dca"
+checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
 dependencies = [
- "cxx",
- "cxx-build",
+ "cc",
 ]
 
 [[package]]
@@ -564,21 +526,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
- "hashbrown",
+ "hashbrown 0.12.3",
  "serde",
 ]
 
 [[package]]
-name = "indexmap-nostd"
-version = "0.4.0"
+name = "indexmap"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e04e2fd2b8188ea827b32ef11de88377086d690286ab35747ef7f9bf3ccb590"
+checksum = "d5477fe2230a79769d8dc68e0eabf5437907c0457a5614a9e8dddb67f65eb65d"
+dependencies = [
+ "equivalent",
+ "hashbrown 0.14.0",
+ "serde",
+]
 
 [[package]]
-name = "intx"
-version = "0.1.0"
+name = "indexmap-nostd"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6f38a50a899dc47a6d0ed5508e7f601a2e34c3a85303514b5d137f3c10a0c75"
+checksum = "8e04e2fd2b8188ea827b32ef11de88377086d690286ab35747ef7f9bf3ccb590"
 
 [[package]]
 name = "itertools"
@@ -591,15 +558,15 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.6"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
+checksum = "af150ab688ff2122fcef229be89cb50dd66af9e01a4ff320cc137eecc9bacc38"
 
 [[package]]
 name = "js-sys"
-version = "0.3.61"
+version = "0.3.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "445dde2150c55e483f3d8416706b97ec8e8237c307e5b7b4b8dd15e6af2a0730"
+checksum = "c5f195fe497f702db0f318b07fdd68edb16955aed830df8363d837542f8f935a"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -614,8 +581,8 @@ dependencies = [
  "ecdsa",
  "elliptic-curve",
  "once_cell",
- "sha2 0.10.7",
- "signature 2.1.0",
+ "sha2",
+ "signature",
 ]
 
 [[package]]
@@ -629,54 +596,42 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.147"
+version = "0.2.148"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
+checksum = "9cdc71e17332e86d2e1d38c1f99edcb6288ee11b815fb1a4b049eaa2114d369b"
 
 [[package]]
 name = "libm"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "348108ab3fba42ec82ff6e9564fc4ca0247bdccdc68dd8af9764bbc79c3c8ffb"
-
-[[package]]
-name = "link-cplusplus"
-version = "1.0.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ecd207c9c713c34f95a097a5b029ac2ce6010530c7b49d7fea24d977dede04f5"
-dependencies = [
- "cc",
-]
+checksum = "f7012b1bbb0719e1097c47611d3898568c546d597c2e74d66f6087edd5233ff4"
 
 [[package]]
 name = "log"
-version = "0.4.17"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
-dependencies = [
- "cfg-if",
-]
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
 
 [[package]]
 name = "memchr"
-version = "2.5.0"
+version = "2.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+checksum = "8f232d6ef707e1956a43342693d2a31e72989554d58299d7a88738cc95b0d35c"
 
 [[package]]
 name = "miniz_oxide"
-version = "0.6.2"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b275950c28b37e794e8c55d88aeb5e139d0ce23fdbbeda68f8d7174abdf9e8fa"
+checksum = "e7810e0be55b428ada41041c41f32c9f1a42817901b4ccf45fa3d4b6561e74c7"
 dependencies = [
  "adler",
 ]
 
 [[package]]
 name = "num-bigint"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f93ab6289c7b344a8a9f60f88d80aa20032336fe78da341afc91c8a2341fc75f"
+checksum = "608e7659b5c3d7cba262d894801b9ec9d00de989e8a82bd4bef91d08da45cdc0"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -685,13 +640,13 @@ dependencies = [
 
 [[package]]
 name = "num-derive"
-version = "0.3.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "876a53fff98e03a936a674b29568b0e605f06b29372c2489ff4de23f1949743d"
+checksum = "9e6a0fd4f737c707bd9086cc16c925f294943eb62eb71499e9fd4cf71f8b9f4e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
 ]
 
 [[package]]
@@ -706,33 +661,27 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.15"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
+checksum = "f30b0abd723be7e2ffca1272140fac1a2f084c77ec3e123c192b66af1ee9e6c2"
 dependencies = [
  "autocfg",
 ]
 
 [[package]]
 name = "object"
-version = "0.30.3"
+version = "0.32.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea86265d3d3dcb6a27fc51bd29a4bf387fae9d2986b823079d4986af253eb439"
+checksum = "9cf5f9dd3933bd50a9e1f149ec995f39ae2c496d31fd772c1fd45ebc27e902b0"
 dependencies = [
  "memchr",
 ]
 
 [[package]]
 name = "once_cell"
-version = "1.17.1"
+version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
-
-[[package]]
-name = "opaque-debug"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
 [[package]]
 name = "paste"
@@ -750,6 +699,12 @@ dependencies = [
  "spki",
 ]
 
+[[package]]
+name = "platforms"
+version = "3.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4503fa043bf02cee09a9582e9554b4c6403b2ef55e4612e96561d294419429f8"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.17"
@@ -758,62 +713,51 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "prettyplease"
-version = "0.2.4"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ceca8aaf45b5c46ec7ed39fff75f57290368c1846d33d24a122ca81416ab058"
+checksum = "ae005bd773ab59b4725093fd7df83fd7892f7d8eafb48dbd7de6e024e4215f9d"
 dependencies = [
  "proc-macro2",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.56"
+version = "1.0.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
+checksum = "3d433d9f1a3e8c1263d9456598b16fec66f4acc9a74dacffd35c7bb09b3a1328"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.26"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
+checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "rand"
-version = "0.7.3"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
- "getrandom 0.1.16",
  "libc",
  "rand_chacha",
- "rand_core 0.5.1",
- "rand_hc",
+ "rand_core",
 ]
 
 [[package]]
 name = "rand_chacha"
-version = "0.2.2"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.5.1",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
-dependencies = [
- "getrandom 0.1.16",
+ "rand_core",
 ]
 
 [[package]]
@@ -822,16 +766,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 dependencies = [
- "getrandom 0.2.10",
-]
-
-[[package]]
-name = "rand_hc"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
-dependencies = [
- "rand_core 0.5.1",
+ "getrandom",
 ]
 
 [[package]]
@@ -861,15 +796,9 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f91339c0467de62360649f8d3e185ca8de4224ff281f66000de5eb2a77a79041"
-
-[[package]]
-name = "scratch"
-version = "1.0.5"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1792db035ce95be60c3f8853017b3999209281c24e2ba5bc8e59bf97a0c590c1"
+checksum = "1ad4cc8da4ef723ed60bced201181d83791ad433213d8c24efffda1eec85d741"
 
 [[package]]
 name = "sec1"
@@ -893,29 +822,29 @@ checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
 
 [[package]]
 name = "serde"
-version = "1.0.160"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb2f3770c8bce3bcda7e149193a069a0f4365bda1fa5cd88e03bca26afc1216c"
+checksum = "cf9e0fcba69a370eed61bcf2b728575f726b50b55cba78064753d708ddc7549e"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.160"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "291a097c63d8497e00160b166a967a4a79c64f3facdd01cbd7502231688d77df"
+checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.96"
+version = "1.0.107"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "057d394a50403bcac12672b2b18fb387ab6d289d957dab67dd201875391e52f1"
+checksum = "6b420ce6e3d8bd882e9b243c6eed35dbc9a6110c9769e74b584e0d68d1f20c65"
 dependencies = [
  "itoa",
  "ryu",
@@ -924,14 +853,15 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "3.0.0"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f02d8aa6e3c385bf084924f660ce2a3a6bd333ba55b35e8590b321f35d88513"
+checksum = "1ca3b16a3d82c4088f343b7480a93550b3eabe1a358569c2dfe38bbcead07237"
 dependencies = [
- "base64 0.21.0",
+ "base64 0.21.4",
  "chrono",
  "hex",
- "indexmap",
+ "indexmap 1.9.3",
+ "indexmap 2.0.0",
  "serde",
  "serde_json",
  "serde_with_macros",
@@ -940,27 +870,14 @@ dependencies = [
 
 [[package]]
 name = "serde_with_macros"
-version = "3.0.0"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edc7d5d3932fb12ce722ee5e64dd38c504efba37567f0c402f6ca728c3b8b070"
+checksum = "2e6be15c453eb305019bfa438b1593c731f36a289a7853f7707ee29e870b3b3c"
 dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
-]
-
-[[package]]
-name = "sha2"
-version = "0.9.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
-dependencies = [
- "block-buffer 0.9.0",
- "cfg-if",
- "cpufeatures",
- "digest 0.9.0",
- "opaque-debug",
+ "syn",
 ]
 
 [[package]]
@@ -971,7 +888,7 @@ checksum = "479fb9d862239e610720565ca91403019f2f00410f1864c5aa7479b950a76ed8"
 dependencies = [
  "cfg-if",
  "cpufeatures",
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
@@ -980,24 +897,18 @@ version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
 dependencies = [
- "digest 0.10.7",
+ "digest",
  "keccak",
 ]
 
-[[package]]
-name = "signature"
-version = "1.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74233d3b3b2f6d4b006dc19dee745e73e2a6bfb6f93607cd3b02bd5b00797d7c"
-
 [[package]]
 name = "signature"
 version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e1788eed21689f9cf370582dfc467ef36ed9c707f073528ddafa8d83e3b8500"
 dependencies = [
- "digest 0.10.7",
- "rand_core 0.6.4",
+ "digest",
+ "rand_core",
 ]
 
 [[package]]
@@ -1015,15 +926,14 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-common"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52e28d297d1172c2a020660728ac24ca3af7118de85ad547d071f96221111dfb"
+checksum = "b65261df4aec251bf503bdb9d08a11a0109ad010d22fb6068c5767bd612a76cc"
 dependencies = [
  "arbitrary",
  "crate-git-revision",
  "ethnum",
  "num-derive",
- "num-integer",
  "num-traits",
  "serde",
  "soroban-env-macros",
@@ -1034,9 +944,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-guest"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fbccdce4f74778cfe79e6ca8b6df2d094237d0bedf4aa167a73bfdaa7388fed"
+checksum = "5353b943c5ce51df6ba333a734867b301d3b1628dc1aa7d00bd59658059c8193"
 dependencies = [
  "soroban-env-common",
  "static_assertions",
@@ -1044,23 +954,20 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-host"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35eef83232686c48fc8c8bfc560ee2e065bdd18ac31da8cb570e93f3fd78fea0"
+checksum = "9b79d564bb297c48be6250334cb33025abe66b90f981de87543b8abd796b3b52"
 dependencies = [
  "backtrace",
- "curve25519-dalek",
  "ed25519-dalek",
- "getrandom 0.2.10",
- "hex",
+ "getrandom",
  "k256",
- "log",
  "num-derive",
  "num-integer",
  "num-traits",
  "rand",
  "rand_chacha",
- "sha2 0.9.9",
+ "sha2",
  "sha3",
  "soroban-env-common",
  "soroban-native-sdk-macros",
@@ -1071,9 +978,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-macros"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97fcab4ca9be166587dd84939576634f2f7bccf213fe9f6aced9561ab4238be1"
+checksum = "d827dbe18b79ade40d0d7cfca4a117b59ae1e0feb8dbd4a97f5fca479b04043d"
 dependencies = [
  "itertools",
  "proc-macro2",
@@ -1081,15 +988,14 @@ dependencies = [
  "serde",
  "serde_json",
  "stellar-xdr",
- "syn 2.0.15",
- "thiserror",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-ledger-snapshot"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c379a73e5d14b0b9ba41157161c5362427a2ca75c936d1b737d41bca91ef252f"
+checksum = "15b6817c444562363c619afa0519a8d15157bd8be3a2bf02bf7239245ed263a0"
 dependencies = [
  "serde",
  "serde_json",
@@ -1100,21 +1006,21 @@ dependencies = [
 
 [[package]]
 name = "soroban-native-sdk-macros"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d891b456b0f6897ccbb8b67388ed7ce921fd47d19ff3ae8d8b1edca08339639"
+checksum = "de68658cc0351f3dce994b409af3708fea744d31bbfbfa7335f7481b1be847a2"
 dependencies = [
  "itertools",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-sdk"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1cf449f8c53d905ac41d4c264442f26aa559d4a0ef451569a7739bd4d747595"
+checksum = "1afc6bb5ed7a89a41fd6e38e30c61c736f905312c8721fbb708bf19ce96d85cb"
 dependencies = [
  "arbitrary",
  "bytes-lit",
@@ -1130,9 +1036,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-sdk-macros"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b7ab0a02c265c41a44311e3e6271e0fccd518bda0c8383c7ff8aee478541d3b"
+checksum = "bc90811bcfe1c0fb24fbb1ab8fdd05c98d677ec124b3ce8ef2c0219cb9b47753"
 dependencies = [
  "crate-git-revision",
  "darling",
@@ -1140,19 +1046,19 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustc_version",
- "sha2 0.9.9",
+ "sha2",
  "soroban-env-common",
  "soroban-spec",
  "soroban-spec-rust",
  "stellar-xdr",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-spec"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "adfd732ef1613e5ec919410fddd842d8cb804effb63c43acbf5ec6d77e6d0633"
+checksum = "94e6202dfc8dfd3abcda4f2946d11806a573671d5948c6b2adc5fa8128feeca6"
 dependencies = [
  "base64 0.13.1",
  "stellar-xdr",
@@ -1162,27 +1068,26 @@ dependencies = [
 
 [[package]]
 name = "soroban-spec-rust"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fde0592863f1f34c1eff8bdbe35a6557adb6abadfc57804217fe035bec7421ef"
+checksum = "4f21ab4a805e72ba39b58a441466c4a8882b6d635a654fdbcbbae092465854d5"
 dependencies = [
  "prettyplease",
  "proc-macro2",
  "quote",
- "sha2 0.9.9",
+ "sha2",
  "soroban-spec",
  "stellar-xdr",
- "syn 2.0.15",
+ "syn",
  "thiserror",
 ]
 
 [[package]]
 name = "soroban-wasmi"
-version = "0.30.0-soroban"
+version = "0.31.0-soroban1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c193640a103c4fc81163feca877bbea234dc20150015428ecc4e010f025f82bf"
+checksum = "1b6e3e79c1f227ec98ea1e8fbf43d0267b9ca748616c9c8c0162fa2a8ca4d5d2"
 dependencies = [
- "intx",
  "smallvec",
  "spin",
  "wasmi_arena",
@@ -1224,9 +1129,9 @@ dependencies = [
 
 [[package]]
 name = "stellar-xdr"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae197b4edde8835ab0ba018f1b5cdab0c47d0f28848f3f75d2951a1c9c7cdb48"
+checksum = "e09a3734914a7427dbcd4f06b6dcd2b1cf38e934202f6abe4d73658f718b6113"
 dependencies = [
  "arbitrary",
  "base64 0.13.1",
@@ -1250,61 +1155,42 @@ checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
 
 [[package]]
 name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
-[[package]]
-name = "syn"
-version = "2.0.15"
+version = "2.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a34fcf3e8b60f57e6a14301a2e916d323af98b0ea63c599441eec8558660c822"
+checksum = "7303ef2c05cd654186cb250d29049a24840ca25d2747c25c0381c8d9e2f582e8"
 dependencies = [
  "proc-macro2",
  "quote",
  "unicode-ident",
 ]
 
-[[package]]
-name = "termcolor"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be55cf8942feac5c765c2c993422806843c9a9a45d4d5c407ad6dd2ea95eb9b6"
-dependencies = [
- "winapi-util",
-]
-
 [[package]]
 name = "thiserror"
-version = "1.0.40"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "978c9a314bd8dc99be594bc3c175faaa9794be04a5a5e153caba6915336cebac"
+checksum = "9d6d7a740b8a666a7e828dd00da9c0dc290dff53154ea77ac109281de90589b7"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.40"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
+checksum = "49922ecae66cc8a249b77e68d1d0623c1b2c514f0060c27cdc68bd62a1219d35"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "time"
-version = "0.3.20"
+version = "0.3.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd0cbfecb4d19b5ea75bb31ad904eb5b9fa13f21079c3b92017ebdf4999a5890"
+checksum = "17f6bb557fd245c28e6411aa56b6403c689ad95061f50e4be16c274e70a17e48"
 dependencies = [
+ "deranged",
  "itoa",
  "serde",
  "time-core",
@@ -1313,36 +1199,30 @@ dependencies = [
 
 [[package]]
 name = "time-core"
-version = "0.1.0"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e153e1f1acaef8acc537e68b44906d2db6436e2b35ac2c6b42640fff91f00fd"
+checksum = "7300fbefb4dadc1af235a9cef3737cea692a9d97e1b9cbcd4ebdae6f8868e6fb"
 
 [[package]]
 name = "time-macros"
-version = "0.2.8"
+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd80a657e71da814b8e5d60d3374fc6d35045062245d80224748ae522dd76f36"
+checksum = "1a942f44339478ef67935ab2bbaec2fb0322496cf3cbe84b261e06ac3814c572"
 dependencies = [
  "time-core",
 ]
 
 [[package]]
 name = "typenum"
-version = "1.16.0"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
+checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
-
-[[package]]
-name = "unicode-width"
-version = "0.1.10"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
 [[package]]
 name = "version_check"
@@ -1350,12 +1230,6 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
-[[package]]
-name = "wasi"
-version = "0.9.0+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
-
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
@@ -1364,9 +1238,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31f8dcbc21f30d9b8f2ea926ecb58f6b91192c17e9d33594b3df58b2007ca53b"
+checksum = "7706a72ab36d8cb1f80ffbf0e071533974a60d0a308d01a5d0375bf60499a342"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -1374,24 +1248,24 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95ce90fd5bcc06af55a641a86428ee4229e44e07033963a2290a8e241607ccb9"
+checksum = "5ef2b6d3c510e9625e5fe6f509ab07d66a760f0885d858736483c32ed7809abd"
 dependencies = [
  "bumpalo",
  "log",
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c21f77c0bedc37fd5dc21f897894a5ca01e7bb159884559461862ae90c0b4c5"
+checksum = "dee495e55982a3bd48105a7b947fd2a9b4a8ae3010041b9e0faab3f9cd028f1d"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -1399,22 +1273,22 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2aff81306fcac3c7515ad4e177f521b5c9a15f2b08f4e32d823066102f35a5f6"
+checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0046fef7e28c3804e5e38bfa31ea2a0f73905319b677e57ebe37e49358989b5d"
+checksum = "ca6ad05a4870b2bf5fe995117d3728437bd27d7cd5f06f13c17443ef369775a1"
 
 [[package]]
 name = "wasmi_arena"
@@ -1424,9 +1298,9 @@ checksum = "401c1f35e413fac1846d4843745589d9ec678977ab35a384db8ae7830525d468"
 
 [[package]]
 name = "wasmi_core"
-version = "0.12.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624e6333e861ef49095d2d678b76ebf30b06bf37effca845be7e5b87c90071b7"
+checksum = "dcf1a7db34bff95b85c261002720c00c3a6168256dcb93041d3fa2054d19856a"
 dependencies = [
  "downcast-rs",
  "libm",
@@ -1440,7 +1314,7 @@ version = "0.88.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb8cf7dd82407fe68161bedcd57fde15596f32ebf6e9b3bdbf3ae1da20e38e5e"
 dependencies = [
- "indexmap",
+ "indexmap 1.9.3",
 ]
 
 [[package]]
@@ -1452,37 +1326,6 @@ dependencies = [
  "indexmap-nostd",
 ]
 
-[[package]]
-name = "winapi"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
-dependencies = [
- "winapi-i686-pc-windows-gnu",
- "winapi-x86_64-pc-windows-gnu",
-]
-
-[[package]]
-name = "winapi-i686-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-
-[[package]]
-name = "winapi-util"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
-dependencies = [
- "winapi",
-]
-
-[[package]]
-name = "winapi-x86_64-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
 [[package]]
 name = "windows"
 version = "0.48.0"
@@ -1494,9 +1337,9 @@ dependencies = [
 
 [[package]]
 name = "windows-targets"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b1eb6f0cd7c80c79759c929114ef071b87354ce476d9d94271031c0497adfd5"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
  "windows_aarch64_gnullvm",
  "windows_aarch64_msvc",
@@ -1509,62 +1352,48 @@ dependencies = [
 
 [[package]]
 name = "windows_aarch64_gnullvm"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91ae572e1b79dba883e0d315474df7305d12f569b400fcf90581b06062f7e1bc"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
 
 [[package]]
 name = "windows_aarch64_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2ef27e0d7bdfcfc7b868b317c1d32c641a6fe4629c171b8928c7b08d98d7cf3"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
 
 [[package]]
 name = "windows_i686_gnu"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "622a1962a7db830d6fd0a69683c80a18fda201879f0f447f065a3b7467daa241"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
 
 [[package]]
 name = "windows_i686_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4542c6e364ce21bf45d69fdd2a8e455fa38d316158cfd43b3ac1c5b1b19f8e00"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
 
 [[package]]
 name = "windows_x86_64_gnu"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca2b8a661f7628cbd23440e50b05d705db3686f894fc9580820623656af974b1"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
 
 [[package]]
 name = "windows_x86_64_gnullvm"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7896dbc1f41e08872e9d5e8f8baa8fdd2677f29468c4e156210174edc7f7b953"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
 
 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a515f5799fe4961cb532f983ce2b23082366b898e52ffbce459c86f67c8378a"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
 
 [[package]]
 name = "zeroize"
 version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a0956f1ba7c7909bfb66c2e9e4124ab6f6482560f6628b5aaeba39207c9aad9"
-dependencies = [
- "zeroize_derive",
-]
-
-[[package]]
-name = "zeroize_derive"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.15",
-]
diff --git a/deployer/Cargo.toml b/deployer/Cargo.toml
index dc27537..cf666e6 100644
--- a/deployer/Cargo.toml
+++ b/deployer/Cargo.toml
@@ -11,10 +11,10 @@ crate-type = ["cdylib"]
 doctest = false
 
 [dependencies]
-soroban-sdk = { version = "0.9.2" }
+soroban-sdk = { version = "20.0.0-rc1" }
 
 [dev_dependencies]
-soroban-sdk = { version = "0.9.2", features = ["testutils"] }
+soroban-sdk = { version = "20.0.0-rc1", features = ["testutils"] }
 
 [profile.release]
 opt-level = "z"
diff --git a/deployer/src/lib.rs b/deployer/src/lib.rs
index b4b358b..f90ddfa 100644
--- a/deployer/src/lib.rs
+++ b/deployer/src/lib.rs
@@ -33,7 +33,7 @@ impl Deployer {
 mod test;
 
 // soroban contract install --wasm ../dao/target/wasm32-unknown-unknown/release/governance.wasm
-// dao-wasm-hash -> 03810087d14392d780e1dd64b2707f2e2b29ca92c97aca9838c554f4ed317eb4
+// dao-wasm-hash -> 13e859532d9db5892e9743f57be8c054e43d101050598663ad5d51a17f8423b0
 
 // soroban contract install --wasm ../token/target/wasm32-unknown-unknown/release/soroban_token_contract.wasm
 // token-wasm-hash -> da729cbad2913399edabfc09a8dba948df7b830a5b855fdb196c7a48c3c9fbc1
diff --git a/token/Cargo.lock b/token/Cargo.lock
index 175c5a6..4df327d 100644
--- a/token/Cargo.lock
+++ b/token/Cargo.lock
@@ -4,9 +4,9 @@ version = 3
 
 [[package]]
 name = "addr2line"
-version = "0.19.0"
+version = "0.21.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a76fd60b23679b7d19bd066031410fb7e458ccc5e958eb5c325888ce4baedc97"
+checksum = "8a30b2e23b9e17a9f90641c7ab1549cd9b44f296d3ccbf309d2863cfe398a0cb"
 dependencies = [
  "gimli",
 ]
@@ -17,6 +17,12 @@ version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f26201604c87b1e01bd3d98f8d5d9a8fcbb815e8cedb41ffccbeb4bf593a35fe"
 
+[[package]]
+name = "android-tzdata"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e999941b234f3131b00bc13c22d06e8c5ff726d1b6318ac7eb276997bbb4fef0"
+
 [[package]]
 name = "android_system_properties"
 version = "0.1.5"
@@ -43,9 +49,9 @@ checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
 
 [[package]]
 name = "backtrace"
-version = "0.3.67"
+version = "0.3.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "233d376d6d185f2a3093e58f283f60f880315b6c60075b01f36b3b85154564ca"
+checksum = "2089b7e3f35b9dd2d0ed921ead4f6d318c27680d4a5bd167b3ee120edb105837"
 dependencies = [
  "addr2line",
  "cc",
@@ -76,9 +82,9 @@ checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
 
 [[package]]
 name = "base64"
-version = "0.21.0"
+version = "0.21.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4a4ddaa51a5bc52a6948f74c06d20aaaddb71924eab79b8c97a8c556e942d6a"
+checksum = "9ba43ea6f343b788c8764558649e08df62f86c6ef251fdaeb1ffd010a9ae50a2"
 
 [[package]]
 name = "base64ct"
@@ -86,15 +92,6 @@ version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8c3c1a368f70d6cf7302d78f8f7093da241fb8e8807c05cc9e51a125895a6d5b"
 
-[[package]]
-name = "block-buffer"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4152116fd6e9dadb291ae18fc1ec3575ed6d84c29642d97890f4b4a3417297e4"
-dependencies = [
- "generic-array",
-]
-
 [[package]]
 name = "block-buffer"
 version = "0.10.4"
@@ -106,15 +103,9 @@ dependencies = [
 
 [[package]]
 name = "bumpalo"
-version = "3.12.1"
+version = "3.14.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b1ce199063694f33ffb7dd4e0ee620741495c32833cde5aa08f02a0bf96f0c8"
-
-[[package]]
-name = "byteorder"
-version = "1.4.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
+checksum = "7f30e7476521f6f8af1a1c4c0b8cc94f0bee37d91763d0ca2665f299b6cd8aec"
 
 [[package]]
 name = "bytes-lit"
@@ -125,14 +116,17 @@ dependencies = [
  "num-bigint",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.79"
+version = "1.0.83"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "50d30906286121d95be3d479533b458f87493b30a4b5f79a607db8f5d11aa91f"
+checksum = "f1174fb0b6ec23863f8b971027804a42614e347eafb0a95bf0b12cdae21fc4d0"
+dependencies = [
+ "libc",
+]
 
 [[package]]
 name = "cfg-if"
@@ -142,25 +136,15 @@ checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
 [[package]]
 name = "chrono"
-version = "0.4.24"
+version = "0.4.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4e3c5919066adf22df73762e50cffcde3a758f2a848b113b586d1f86728b673b"
+checksum = "7f2c685bad3eb3d45a01354cedb7d5faa66194d1d58ba6e267a8de788f79db38"
 dependencies = [
+ "android-tzdata",
  "iana-time-zone",
- "num-integer",
  "num-traits",
  "serde",
- "winapi",
-]
-
-[[package]]
-name = "codespan-reporting"
-version = "0.11.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3538270d33cc669650c4b093848450d380def10c331d38c768e34cac80576e6e"
-dependencies = [
- "termcolor",
- "unicode-width",
+ "windows-targets",
 ]
 
 [[package]]
@@ -177,9 +161,9 @@ checksum = "e496a50fda8aacccc86d7529e2c1e0892dbd0f898a6b5645b5561b89c3210efa"
 
 [[package]]
 name = "cpufeatures"
-version = "0.2.7"
+version = "0.2.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e4c1eaa2012c47becbbad2ab175484c2a84d1185b566fb2cc5b8707343dfe58"
+checksum = "a17b76ff3a4162b0b27f354a0c87015ddad39d35f9c0c36607a3bdd175dde1f1"
 dependencies = [
  "libc",
 ]
@@ -197,12 +181,12 @@ dependencies = [
 
 [[package]]
 name = "crypto-bigint"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cf4c2f4e1afd912bc40bfd6fed5d9dc1f288e0ba01bfcc835cc5bc3eb13efe15"
+checksum = "740fe28e594155f10cfc383984cbefd529d7396050557148f79cb0f621204124"
 dependencies = [
  "generic-array",
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
  "zeroize",
 ]
@@ -224,71 +208,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1f34ba9a9bcb8645379e9de8cb3ecfcf4d1c85ba66d90deb3259206fa5aa193b"
 dependencies = [
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "curve25519-dalek"
-version = "3.2.0"
+version = "4.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b9fdf9972b2bd6af2d913799d9ebc165ea4d2e65878e329d9c6b372c4491b61"
+checksum = "622178105f911d937a42cdb140730ba4a3ed2becd8ae6ce39c7d28b5d75d4588"
 dependencies = [
- "byteorder",
- "digest 0.9.0",
- "rand_core 0.5.1",
+ "cfg-if",
+ "cpufeatures",
+ "curve25519-dalek-derive",
+ "digest",
+ "fiat-crypto",
+ "platforms",
+ "rustc_version",
  "subtle",
  "zeroize",
 ]
 
 [[package]]
-name = "cxx"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f61f1b6389c3fe1c316bf8a4dccc90a38208354b330925bce1f74a6c4756eb93"
-dependencies = [
- "cc",
- "cxxbridge-flags",
- "cxxbridge-macro",
- "link-cplusplus",
-]
-
-[[package]]
-name = "cxx-build"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "12cee708e8962df2aeb38f594aae5d827c022b6460ac71a7a3e2c3c2aae5a07b"
-dependencies = [
- "cc",
- "codespan-reporting",
- "once_cell",
- "proc-macro2",
- "quote",
- "scratch",
- "syn 2.0.15",
-]
-
-[[package]]
-name = "cxxbridge-flags"
-version = "1.0.94"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7944172ae7e4068c533afbb984114a56c46e9ccddda550499caa222902c7f7bb"
-
-[[package]]
-name = "cxxbridge-macro"
-version = "1.0.94"
+name = "curve25519-dalek-derive"
+version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2345488264226bf682893e25de0769f3360aac9957980ec49361b083ddaa5bc5"
+checksum = "83fdaf97f4804dcebfa5862639bc9ce4121e82140bec2a987ac5140294865b5b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "darling"
-version = "0.20.1"
+version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0558d22a7b463ed0241e993f76f09f30b126687447751a8638587b864e4b3944"
+checksum = "0209d94da627ab5605dcccf08bb18afa5009cfbef48d8a8b7d7bdbc79be25c5e"
 dependencies = [
  "darling_core",
  "darling_macro",
@@ -296,27 +251,27 @@ dependencies = [
 
 [[package]]
 name = "darling_core"
-version = "0.20.1"
+version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab8bfa2e259f8ee1ce5e97824a3c55ec4404a0d772ca7fa96bf19f0752a046eb"
+checksum = "177e3443818124b357d8e76f53be906d60937f0d3a90773a664fa63fa253e621"
 dependencies = [
  "fnv",
  "ident_case",
  "proc-macro2",
  "quote",
  "strsim",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "darling_macro"
-version = "0.20.1"
+version = "0.20.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "29a358ff9f12ec09c3e61fef9b5a9902623a695a46a917b07f269bff1445611a"
+checksum = "836a9bbc7ad63342d6d6e7b815ccab164bc77a2d95d84bc3117a8c0d5c98e2d5"
 dependencies = [
  "darling_core",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
@@ -330,23 +285,23 @@ dependencies = [
 ]
 
 [[package]]
-name = "derive_arbitrary"
-version = "1.3.0"
+name = "deranged"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f3cdeb9ec472d588e539a818b2dee436825730da08ad0017c4b1a17676bdc8b7"
+checksum = "f2696e8a945f658fd14dc3b87242e6b80cd0f36ff04ea560fa39082368847946"
 dependencies = [
- "proc-macro2",
- "quote",
- "syn 1.0.109",
+ "serde",
 ]
 
 [[package]]
-name = "digest"
-version = "0.9.0"
+name = "derive_arbitrary"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d3dd60d1080a57a05ab032377049e0591415d2b31afd7028356dbf3cc6dcb066"
+checksum = "53e0efad4403bfc52dc201159c4b842a246a14b98c64b55dfd0f2d89729dfeb8"
 dependencies = [
- "generic-array",
+ "proc-macro2",
+ "quote",
+ "syn",
 ]
 
 [[package]]
@@ -355,7 +310,7 @@ version = "0.10.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9ed9a281f7bc9b7576e61468ba615a66a5c8cfdff42420a70aa82701a3b1e292"
 dependencies = [
- "block-buffer 0.10.4",
+ "block-buffer",
  "const-oid",
  "crypto-common",
  "subtle",
@@ -374,41 +329,42 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4b1e0c257a9e9f25f90ff76d7a68360ed497ee519c8e428d1825ef0000799d4"
 dependencies = [
  "der",
- "digest 0.10.7",
+ "digest",
  "elliptic-curve",
  "rfc6979",
- "signature 2.1.0",
+ "signature",
  "spki",
 ]
 
 [[package]]
 name = "ed25519"
-version = "1.5.3"
+version = "2.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91cff35c70bba8a626e3185d8cd48cc11b5437e1a5bcd15b9b5fa3c64b6dfee7"
+checksum = "60f6d271ca33075c88028be6f04d502853d63a5ece419d269c15315d4fc1cf1d"
 dependencies = [
- "signature 1.6.4",
+ "pkcs8",
+ "signature",
 ]
 
 [[package]]
 name = "ed25519-dalek"
-version = "1.0.1"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c762bae6dcaf24c4c84667b8579785430908723d5c889f469d76a41d59cc7a9d"
+checksum = "7277392b266383ef8396db7fdeb1e77b6c52fed775f5df15bb24f35b72156980"
 dependencies = [
  "curve25519-dalek",
  "ed25519",
- "rand",
+ "rand_core",
  "serde",
- "sha2 0.9.9",
+ "sha2",
  "zeroize",
 ]
 
 [[package]]
 name = "either"
-version = "1.8.1"
+version = "1.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
+checksum = "a26ae43d7bcc3b814de94796a5e736d4029efb0ee900c12e2d54c993ad1a1e07"
 
 [[package]]
 name = "elliptic-curve"
@@ -418,22 +374,28 @@ checksum = "968405c8fdc9b3bf4df0a6638858cc0b52462836ab6b1c87377785dd09cf1c0b"
 dependencies = [
  "base16ct",
  "crypto-bigint",
- "digest 0.10.7",
+ "digest",
  "ff",
  "generic-array",
  "group",
  "pkcs8",
- "rand_core 0.6.4",
+ "rand_core",
  "sec1",
  "subtle",
  "zeroize",
 ]
 
+[[package]]
+name = "equivalent"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
+
 [[package]]
 name = "ethnum"
-version = "1.3.2"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0198b9d0078e0f30dedc7acbb21c974e838fc8fae3ee170128658a98cb2c1c04"
+checksum = "6c8ff382b2fa527fb7fb06eeebfc5bbb3f17e3cc6b9d70b006c41daa8824adac"
 
 [[package]]
 name = "ff"
@@ -441,10 +403,16 @@ version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ded41244b729663b1e574f1b4fb731469f69f79c17667b5d776b16cda0479449"
 dependencies = [
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
 ]
 
+[[package]]
+name = "fiat-crypto"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0870c84016d4b481be5c9f323c24f65e31e901ae618f0e80f4308fb00de1d2d"
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -462,17 +430,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "getrandom"
-version = "0.1.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fc3cb4d91f53b50155bdcfd23f6a4c39ae1969c2ae85982b135750cccaf5fce"
-dependencies = [
- "cfg-if",
- "libc",
- "wasi 0.9.0+wasi-snapshot-preview1",
-]
-
 [[package]]
 name = "getrandom"
 version = "0.2.10"
@@ -482,15 +439,15 @@ dependencies = [
  "cfg-if",
  "js-sys",
  "libc",
- "wasi 0.11.0+wasi-snapshot-preview1",
+ "wasi",
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "gimli"
-version = "0.27.2"
+version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad0a93d233ebf96623465aad4046a8d3aa4da22d4f4beba5388838c8a434bbb4"
+checksum = "6fb8d784f27acf97159b40fc4db5ecd8aa23b9ad5ef69cdd136d3bc80665f0c0"
 
 [[package]]
 name = "group"
@@ -499,7 +456,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0f9ef7462f7c099f518d754361858f86d8a07af53ba9af0fe635bbccb151a63"
 dependencies = [
  "ff",
- "rand_core 0.6.4",
+ "rand_core",
  "subtle",
 ]
 
@@ -509,6 +466,12 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
 
+[[package]]
+name = "hashbrown"
+version = "0.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2c6201b9ff9fd90a5a3bac2e56a830d0caa509576f0e503818ee82c181b3437a"
+
 [[package]]
 name = "hex"
 version = "0.4.3"
@@ -524,14 +487,14 @@ version = "0.12.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6c49c37c09c17a53d937dfbb742eb3a961d65a994e6bcdcf37e7399d0cc8ab5e"
 dependencies = [
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
 name = "iana-time-zone"
-version = "0.1.56"
+version = "0.1.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0722cd7114b7de04316e7ea5456a0bbb20e4adb46fd27a3697adb812cff0f37c"
+checksum = "2fad5b825842d2b38bd206f3e81d6957625fd7f0a361e345c30e01a0ae2dd613"
 dependencies = [
  "android_system_properties",
  "core-foundation-sys",
@@ -543,12 +506,11 @@ dependencies = [
 
 [[package]]
 name = "iana-time-zone-haiku"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0703ae284fc167426161c2e3f1da3ea71d94b21bedbcc9494e92b28e334e3dca"
+checksum = "f31827a206f56af32e590ba56d5d2d085f558508192593743f16b2306495269f"
 dependencies = [
- "cxx",
- "cxx-build",
+ "cc",
 ]
 
 [[package]]
@@ -564,21 +526,26 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
- "hashbrown",
+ "hashbrown 0.12.3",
  "serde",
 ]
 
 [[package]]
-name = "indexmap-nostd"
-version = "0.4.0"
+name = "indexmap"
+version = "2.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e04e2fd2b8188ea827b32ef11de88377086d690286ab35747ef7f9bf3ccb590"
+checksum = "d5477fe2230a79769d8dc68e0eabf5437907c0457a5614a9e8dddb67f65eb65d"
+dependencies = [
+ "equivalent",
+ "hashbrown 0.14.0",
+ "serde",
+]
 
 [[package]]
-name = "intx"
-version = "0.1.0"
+name = "indexmap-nostd"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f6f38a50a899dc47a6d0ed5508e7f601a2e34c3a85303514b5d137f3c10a0c75"
+checksum = "8e04e2fd2b8188ea827b32ef11de88377086d690286ab35747ef7f9bf3ccb590"
 
 [[package]]
 name = "itertools"
@@ -591,15 +558,15 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "1.0.6"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "453ad9f582a441959e5f0d088b02ce04cfe8d51a8eaf077f12ac6d3e94164ca6"
+checksum = "af150ab688ff2122fcef229be89cb50dd66af9e01a4ff320cc137eecc9bacc38"
 
 [[package]]
 name = "js-sys"
-version = "0.3.61"
+version = "0.3.64"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "445dde2150c55e483f3d8416706b97ec8e8237c307e5b7b4b8dd15e6af2a0730"
+checksum = "c5f195fe497f702db0f318b07fdd68edb16955aed830df8363d837542f8f935a"
 dependencies = [
  "wasm-bindgen",
 ]
@@ -614,8 +581,8 @@ dependencies = [
  "ecdsa",
  "elliptic-curve",
  "once_cell",
- "sha2 0.10.7",
- "signature 2.1.0",
+ "sha2",
+ "signature",
 ]
 
 [[package]]
@@ -629,54 +596,42 @@ dependencies = [
 
 [[package]]
 name = "libc"
-version = "0.2.147"
+version = "0.2.148"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b4668fb0ea861c1df094127ac5f1da3409a82116a4ba74fca2e58ef927159bb3"
+checksum = "9cdc71e17332e86d2e1d38c1f99edcb6288ee11b815fb1a4b049eaa2114d369b"
 
 [[package]]
 name = "libm"
-version = "0.2.6"
+version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "348108ab3fba42ec82ff6e9564fc4ca0247bdccdc68dd8af9764bbc79c3c8ffb"
-
-[[package]]
-name = "link-cplusplus"
-version = "1.0.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ecd207c9c713c34f95a097a5b029ac2ce6010530c7b49d7fea24d977dede04f5"
-dependencies = [
- "cc",
-]
+checksum = "f7012b1bbb0719e1097c47611d3898568c546d597c2e74d66f6087edd5233ff4"
 
 [[package]]
 name = "log"
-version = "0.4.17"
+version = "0.4.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abb12e687cfb44aa40f41fc3978ef76448f9b6038cad6aef4259d3c095a2382e"
-dependencies = [
- "cfg-if",
-]
+checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
 
 [[package]]
 name = "memchr"
-version = "2.5.0"
+version = "2.6.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+checksum = "8f232d6ef707e1956a43342693d2a31e72989554d58299d7a88738cc95b0d35c"
 
 [[package]]
 name = "miniz_oxide"
-version = "0.6.2"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b275950c28b37e794e8c55d88aeb5e139d0ce23fdbbeda68f8d7174abdf9e8fa"
+checksum = "e7810e0be55b428ada41041c41f32c9f1a42817901b4ccf45fa3d4b6561e74c7"
 dependencies = [
  "adler",
 ]
 
 [[package]]
 name = "num-bigint"
-version = "0.4.3"
+version = "0.4.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f93ab6289c7b344a8a9f60f88d80aa20032336fe78da341afc91c8a2341fc75f"
+checksum = "608e7659b5c3d7cba262d894801b9ec9d00de989e8a82bd4bef91d08da45cdc0"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -685,13 +640,13 @@ dependencies = [
 
 [[package]]
 name = "num-derive"
-version = "0.3.3"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "876a53fff98e03a936a674b29568b0e605f06b29372c2489ff4de23f1949743d"
+checksum = "9e6a0fd4f737c707bd9086cc16c925f294943eb62eb71499e9fd4cf71f8b9f4e"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
 ]
 
 [[package]]
@@ -706,33 +661,27 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.15"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "578ede34cf02f8924ab9447f50c28075b4d3e5b269972345e7e0372b38c6cdcd"
+checksum = "f30b0abd723be7e2ffca1272140fac1a2f084c77ec3e123c192b66af1ee9e6c2"
 dependencies = [
  "autocfg",
 ]
 
 [[package]]
 name = "object"
-version = "0.30.3"
+version = "0.32.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea86265d3d3dcb6a27fc51bd29a4bf387fae9d2986b823079d4986af253eb439"
+checksum = "9cf5f9dd3933bd50a9e1f149ec995f39ae2c496d31fd772c1fd45ebc27e902b0"
 dependencies = [
  "memchr",
 ]
 
 [[package]]
 name = "once_cell"
-version = "1.17.1"
+version = "1.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b7e5500299e16ebb147ae15a00a942af264cf3688f47923b8fc2cd5858f23ad3"
-
-[[package]]
-name = "opaque-debug"
-version = "0.3.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
+checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
 
 [[package]]
 name = "paste"
@@ -750,6 +699,12 @@ dependencies = [
  "spki",
 ]
 
+[[package]]
+name = "platforms"
+version = "3.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4503fa043bf02cee09a9582e9554b4c6403b2ef55e4612e96561d294419429f8"
+
 [[package]]
 name = "ppv-lite86"
 version = "0.2.17"
@@ -758,62 +713,51 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "prettyplease"
-version = "0.2.4"
+version = "0.2.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ceca8aaf45b5c46ec7ed39fff75f57290368c1846d33d24a122ca81416ab058"
+checksum = "ae005bd773ab59b4725093fd7df83fd7892f7d8eafb48dbd7de6e024e4215f9d"
 dependencies = [
  "proc-macro2",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.56"
+version = "1.0.67"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
+checksum = "3d433d9f1a3e8c1263d9456598b16fec66f4acc9a74dacffd35c7bb09b3a1328"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.26"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
+checksum = "5267fca4496028628a95160fc423a33e8b2e6af8a5302579e322e4b520293cae"
 dependencies = [
  "proc-macro2",
 ]
 
 [[package]]
 name = "rand"
-version = "0.7.3"
+version = "0.8.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6a6b1679d49b24bbfe0c803429aa1874472f50d9b363131f0e89fc356b544d03"
+checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
 dependencies = [
- "getrandom 0.1.16",
  "libc",
  "rand_chacha",
- "rand_core 0.5.1",
- "rand_hc",
+ "rand_core",
 ]
 
 [[package]]
 name = "rand_chacha"
-version = "0.2.2"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f4c8ed856279c9737206bf725bf36935d8666ead7aa69b52be55af369d193402"
+checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
 dependencies = [
  "ppv-lite86",
- "rand_core 0.5.1",
-]
-
-[[package]]
-name = "rand_core"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bde5296fc891b0cef12a6d03ddccc162ce7b2aff54160af9338f8d40df6d19"
-dependencies = [
- "getrandom 0.1.16",
+ "rand_core",
 ]
 
 [[package]]
@@ -822,16 +766,7 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 dependencies = [
- "getrandom 0.2.10",
-]
-
-[[package]]
-name = "rand_hc"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca3129af7b92a17112d59ad498c6f81eaf463253766b90396d39ea7a39d6613c"
-dependencies = [
- "rand_core 0.5.1",
+ "getrandom",
 ]
 
 [[package]]
@@ -861,15 +796,9 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f91339c0467de62360649f8d3e185ca8de4224ff281f66000de5eb2a77a79041"
-
-[[package]]
-name = "scratch"
-version = "1.0.5"
+version = "1.0.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1792db035ce95be60c3f8853017b3999209281c24e2ba5bc8e59bf97a0c590c1"
+checksum = "1ad4cc8da4ef723ed60bced201181d83791ad433213d8c24efffda1eec85d741"
 
 [[package]]
 name = "sec1"
@@ -893,29 +822,29 @@ checksum = "b0293b4b29daaf487284529cc2f5675b8e57c61f70167ba415a463651fd6a918"
 
 [[package]]
 name = "serde"
-version = "1.0.160"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bb2f3770c8bce3bcda7e149193a069a0f4365bda1fa5cd88e03bca26afc1216c"
+checksum = "cf9e0fcba69a370eed61bcf2b728575f726b50b55cba78064753d708ddc7549e"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.160"
+version = "1.0.188"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "291a097c63d8497e00160b166a967a4a79c64f3facdd01cbd7502231688d77df"
+checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "serde_json"
-version = "1.0.96"
+version = "1.0.107"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "057d394a50403bcac12672b2b18fb387ab6d289d957dab67dd201875391e52f1"
+checksum = "6b420ce6e3d8bd882e9b243c6eed35dbc9a6110c9769e74b584e0d68d1f20c65"
 dependencies = [
  "itoa",
  "ryu",
@@ -924,14 +853,15 @@ dependencies = [
 
 [[package]]
 name = "serde_with"
-version = "3.0.0"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9f02d8aa6e3c385bf084924f660ce2a3a6bd333ba55b35e8590b321f35d88513"
+checksum = "1ca3b16a3d82c4088f343b7480a93550b3eabe1a358569c2dfe38bbcead07237"
 dependencies = [
- "base64 0.21.0",
+ "base64 0.21.4",
  "chrono",
  "hex",
- "indexmap",
+ "indexmap 1.9.3",
+ "indexmap 2.0.0",
  "serde",
  "serde_json",
  "serde_with_macros",
@@ -940,27 +870,14 @@ dependencies = [
 
 [[package]]
 name = "serde_with_macros"
-version = "3.0.0"
+version = "3.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edc7d5d3932fb12ce722ee5e64dd38c504efba37567f0c402f6ca728c3b8b070"
+checksum = "2e6be15c453eb305019bfa438b1593c731f36a289a7853f7707ee29e870b3b3c"
 dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
-]
-
-[[package]]
-name = "sha2"
-version = "0.9.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d58a1e1bf39749807d89cf2d98ac2dfa0ff1cb3faa38fbb64dd88ac8013d800"
-dependencies = [
- "block-buffer 0.9.0",
- "cfg-if",
- "cpufeatures",
- "digest 0.9.0",
- "opaque-debug",
+ "syn",
 ]
 
 [[package]]
@@ -971,7 +888,7 @@ checksum = "479fb9d862239e610720565ca91403019f2f00410f1864c5aa7479b950a76ed8"
 dependencies = [
  "cfg-if",
  "cpufeatures",
- "digest 0.10.7",
+ "digest",
 ]
 
 [[package]]
@@ -980,24 +897,18 @@ version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "75872d278a8f37ef87fa0ddbda7802605cb18344497949862c0d4dcb291eba60"
 dependencies = [
- "digest 0.10.7",
+ "digest",
  "keccak",
 ]
 
-[[package]]
-name = "signature"
-version = "1.6.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "74233d3b3b2f6d4b006dc19dee745e73e2a6bfb6f93607cd3b02bd5b00797d7c"
-
 [[package]]
 name = "signature"
 version = "2.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e1788eed21689f9cf370582dfc467ef36ed9c707f073528ddafa8d83e3b8500"
 dependencies = [
- "digest 0.10.7",
- "rand_core 0.6.4",
+ "digest",
+ "rand_core",
 ]
 
 [[package]]
@@ -1008,15 +919,14 @@ checksum = "62bb4feee49fdd9f707ef802e22365a35de4b7b299de4763d44bfea899442ff9"
 
 [[package]]
 name = "soroban-env-common"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "52e28d297d1172c2a020660728ac24ca3af7118de85ad547d071f96221111dfb"
+checksum = "b65261df4aec251bf503bdb9d08a11a0109ad010d22fb6068c5767bd612a76cc"
 dependencies = [
  "arbitrary",
  "crate-git-revision",
  "ethnum",
  "num-derive",
- "num-integer",
  "num-traits",
  "serde",
  "soroban-env-macros",
@@ -1027,9 +937,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-guest"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fbccdce4f74778cfe79e6ca8b6df2d094237d0bedf4aa167a73bfdaa7388fed"
+checksum = "5353b943c5ce51df6ba333a734867b301d3b1628dc1aa7d00bd59658059c8193"
 dependencies = [
  "soroban-env-common",
  "static_assertions",
@@ -1037,23 +947,20 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-host"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "35eef83232686c48fc8c8bfc560ee2e065bdd18ac31da8cb570e93f3fd78fea0"
+checksum = "9b79d564bb297c48be6250334cb33025abe66b90f981de87543b8abd796b3b52"
 dependencies = [
  "backtrace",
- "curve25519-dalek",
  "ed25519-dalek",
- "getrandom 0.2.10",
- "hex",
+ "getrandom",
  "k256",
- "log",
  "num-derive",
  "num-integer",
  "num-traits",
  "rand",
  "rand_chacha",
- "sha2 0.9.9",
+ "sha2",
  "sha3",
  "soroban-env-common",
  "soroban-native-sdk-macros",
@@ -1064,9 +971,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-env-macros"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "97fcab4ca9be166587dd84939576634f2f7bccf213fe9f6aced9561ab4238be1"
+checksum = "d827dbe18b79ade40d0d7cfca4a117b59ae1e0feb8dbd4a97f5fca479b04043d"
 dependencies = [
  "itertools",
  "proc-macro2",
@@ -1074,15 +981,14 @@ dependencies = [
  "serde",
  "serde_json",
  "stellar-xdr",
- "syn 2.0.15",
- "thiserror",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-ledger-snapshot"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c379a73e5d14b0b9ba41157161c5362427a2ca75c936d1b737d41bca91ef252f"
+checksum = "15b6817c444562363c619afa0519a8d15157bd8be3a2bf02bf7239245ed263a0"
 dependencies = [
  "serde",
  "serde_json",
@@ -1093,21 +999,21 @@ dependencies = [
 
 [[package]]
 name = "soroban-native-sdk-macros"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d891b456b0f6897ccbb8b67388ed7ce921fd47d19ff3ae8d8b1edca08339639"
+checksum = "de68658cc0351f3dce994b409af3708fea744d31bbfbfa7335f7481b1be847a2"
 dependencies = [
  "itertools",
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-sdk"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f1cf449f8c53d905ac41d4c264442f26aa559d4a0ef451569a7739bd4d747595"
+checksum = "1afc6bb5ed7a89a41fd6e38e30c61c736f905312c8721fbb708bf19ce96d85cb"
 dependencies = [
  "arbitrary",
  "bytes-lit",
@@ -1123,9 +1029,9 @@ dependencies = [
 
 [[package]]
 name = "soroban-sdk-macros"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9b7ab0a02c265c41a44311e3e6271e0fccd518bda0c8383c7ff8aee478541d3b"
+checksum = "bc90811bcfe1c0fb24fbb1ab8fdd05c98d677ec124b3ce8ef2c0219cb9b47753"
 dependencies = [
  "crate-git-revision",
  "darling",
@@ -1133,19 +1039,19 @@ dependencies = [
  "proc-macro2",
  "quote",
  "rustc_version",
- "sha2 0.9.9",
+ "sha2",
  "soroban-env-common",
  "soroban-spec",
  "soroban-spec-rust",
  "stellar-xdr",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "soroban-spec"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "adfd732ef1613e5ec919410fddd842d8cb804effb63c43acbf5ec6d77e6d0633"
+checksum = "94e6202dfc8dfd3abcda4f2946d11806a573671d5948c6b2adc5fa8128feeca6"
 dependencies = [
  "base64 0.13.1",
  "stellar-xdr",
@@ -1155,17 +1061,17 @@ dependencies = [
 
 [[package]]
 name = "soroban-spec-rust"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fde0592863f1f34c1eff8bdbe35a6557adb6abadfc57804217fe035bec7421ef"
+checksum = "4f21ab4a805e72ba39b58a441466c4a8882b6d635a654fdbcbbae092465854d5"
 dependencies = [
  "prettyplease",
  "proc-macro2",
  "quote",
- "sha2 0.9.9",
+ "sha2",
  "soroban-spec",
  "stellar-xdr",
- "syn 2.0.15",
+ "syn",
  "thiserror",
 ]
 
@@ -1179,20 +1085,19 @@ dependencies = [
 
 [[package]]
 name = "soroban-token-sdk"
-version = "0.9.2"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38fabcf7f14b0a9b471d1663d3b29e32ca374a86dc8da6fe6536b5d3842def45"
+checksum = "38a51799b9febfb08905200008076724b9c3c07d98b60e6b76062d7f20673582"
 dependencies = [
  "soroban-sdk",
 ]
 
 [[package]]
 name = "soroban-wasmi"
-version = "0.30.0-soroban"
+version = "0.31.0-soroban1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c193640a103c4fc81163feca877bbea234dc20150015428ecc4e010f025f82bf"
+checksum = "1b6e3e79c1f227ec98ea1e8fbf43d0267b9ca748616c9c8c0162fa2a8ca4d5d2"
 dependencies = [
- "intx",
  "smallvec",
  "spin",
  "wasmi_arena",
@@ -1234,9 +1139,9 @@ dependencies = [
 
 [[package]]
 name = "stellar-xdr"
-version = "0.0.17"
+version = "20.0.0-rc1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae197b4edde8835ab0ba018f1b5cdab0c47d0f28848f3f75d2951a1c9c7cdb48"
+checksum = "e09a3734914a7427dbcd4f06b6dcd2b1cf38e934202f6abe4d73658f718b6113"
 dependencies = [
  "arbitrary",
  "base64 0.13.1",
@@ -1260,61 +1165,42 @@ checksum = "81cdd64d312baedb58e21336b31bc043b77e01cc99033ce76ef539f78e965ebc"
 
 [[package]]
 name = "syn"
-version = "1.0.109"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
-dependencies = [
- "proc-macro2",
- "quote",
- "unicode-ident",
-]
-
-[[package]]
-name = "syn"
-version = "2.0.15"
+version = "2.0.37"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a34fcf3e8b60f57e6a14301a2e916d323af98b0ea63c599441eec8558660c822"
+checksum = "7303ef2c05cd654186cb250d29049a24840ca25d2747c25c0381c8d9e2f582e8"
 dependencies = [
  "proc-macro2",
  "quote",
  "unicode-ident",
 ]
 
-[[package]]
-name = "termcolor"
-version = "1.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be55cf8942feac5c765c2c993422806843c9a9a45d4d5c407ad6dd2ea95eb9b6"
-dependencies = [
- "winapi-util",
-]
-
 [[package]]
 name = "thiserror"
-version = "1.0.40"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "978c9a314bd8dc99be594bc3c175faaa9794be04a5a5e153caba6915336cebac"
+checksum = "9d6d7a740b8a666a7e828dd00da9c0dc290dff53154ea77ac109281de90589b7"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.40"
+version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f9456a42c5b0d803c8cd86e73dd7cc9edd429499f37a3550d286d5e86720569f"
+checksum = "49922ecae66cc8a249b77e68d1d0623c1b2c514f0060c27cdc68bd62a1219d35"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 2.0.15",
+ "syn",
 ]
 
 [[package]]
 name = "time"
-version = "0.3.20"
+version = "0.3.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd0cbfecb4d19b5ea75bb31ad904eb5b9fa13f21079c3b92017ebdf4999a5890"
+checksum = "17f6bb557fd245c28e6411aa56b6403c689ad95061f50e4be16c274e70a17e48"
 dependencies = [
+ "deranged",
  "itoa",
  "serde",
  "time-core",
@@ -1323,36 +1209,30 @@ dependencies = [
 
 [[package]]
 name = "time-core"
-version = "0.1.0"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2e153e1f1acaef8acc537e68b44906d2db6436e2b35ac2c6b42640fff91f00fd"
+checksum = "7300fbefb4dadc1af235a9cef3737cea692a9d97e1b9cbcd4ebdae6f8868e6fb"
 
 [[package]]
 name = "time-macros"
-version = "0.2.8"
+version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fd80a657e71da814b8e5d60d3374fc6d35045062245d80224748ae522dd76f36"
+checksum = "1a942f44339478ef67935ab2bbaec2fb0322496cf3cbe84b261e06ac3814c572"
 dependencies = [
  "time-core",
 ]
 
 [[package]]
 name = "typenum"
-version = "1.16.0"
+version = "1.17.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
+checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
-
-[[package]]
-name = "unicode-width"
-version = "0.1.10"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c0edd1e5b14653f783770bce4a4dabb4a5108a5370a5f5d8cfe8710c361f6c8b"
+checksum = "3354b9ac3fae1ff6755cb6db53683adb661634f67557942dea4facebec0fee4b"
 
 [[package]]
 name = "version_check"
@@ -1360,12 +1240,6 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "49874b5167b65d7193b8aba1567f5c7d93d001cafc34600cee003eda787e483f"
 
-[[package]]
-name = "wasi"
-version = "0.9.0+wasi-snapshot-preview1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
-
 [[package]]
 name = "wasi"
 version = "0.11.0+wasi-snapshot-preview1"
@@ -1374,9 +1248,9 @@ checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31f8dcbc21f30d9b8f2ea926ecb58f6b91192c17e9d33594b3df58b2007ca53b"
+checksum = "7706a72ab36d8cb1f80ffbf0e071533974a60d0a308d01a5d0375bf60499a342"
 dependencies = [
  "cfg-if",
  "wasm-bindgen-macro",
@@ -1384,24 +1258,24 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95ce90fd5bcc06af55a641a86428ee4229e44e07033963a2290a8e241607ccb9"
+checksum = "5ef2b6d3c510e9625e5fe6f509ab07d66a760f0885d858736483c32ed7809abd"
 dependencies = [
  "bumpalo",
  "log",
  "once_cell",
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c21f77c0bedc37fd5dc21f897894a5ca01e7bb159884559461862ae90c0b4c5"
+checksum = "dee495e55982a3bd48105a7b947fd2a9b4a8ae3010041b9e0faab3f9cd028f1d"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
@@ -1409,22 +1283,22 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2aff81306fcac3c7515ad4e177f521b5c9a15f2b08f4e32d823066102f35a5f6"
+checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn 1.0.109",
+ "syn",
  "wasm-bindgen-backend",
  "wasm-bindgen-shared",
 ]
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.84"
+version = "0.2.87"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0046fef7e28c3804e5e38bfa31ea2a0f73905319b677e57ebe37e49358989b5d"
+checksum = "ca6ad05a4870b2bf5fe995117d3728437bd27d7cd5f06f13c17443ef369775a1"
 
 [[package]]
 name = "wasmi_arena"
@@ -1434,9 +1308,9 @@ checksum = "401c1f35e413fac1846d4843745589d9ec678977ab35a384db8ae7830525d468"
 
 [[package]]
 name = "wasmi_core"
-version = "0.12.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "624e6333e861ef49095d2d678b76ebf30b06bf37effca845be7e5b87c90071b7"
+checksum = "dcf1a7db34bff95b85c261002720c00c3a6168256dcb93041d3fa2054d19856a"
 dependencies = [
  "downcast-rs",
  "libm",
@@ -1450,7 +1324,7 @@ version = "0.88.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb8cf7dd82407fe68161bedcd57fde15596f32ebf6e9b3bdbf3ae1da20e38e5e"
 dependencies = [
- "indexmap",
+ "indexmap 1.9.3",
 ]
 
 [[package]]
@@ -1462,37 +1336,6 @@ dependencies = [
  "indexmap-nostd",
 ]
 
-[[package]]
-name = "winapi"
-version = "0.3.9"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
-dependencies = [
- "winapi-i686-pc-windows-gnu",
- "winapi-x86_64-pc-windows-gnu",
-]
-
-[[package]]
-name = "winapi-i686-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
-
-[[package]]
-name = "winapi-util"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
-dependencies = [
- "winapi",
-]
-
-[[package]]
-name = "winapi-x86_64-pc-windows-gnu"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
 [[package]]
 name = "windows"
 version = "0.48.0"
@@ -1504,9 +1347,9 @@ dependencies = [
 
 [[package]]
 name = "windows-targets"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7b1eb6f0cd7c80c79759c929114ef071b87354ce476d9d94271031c0497adfd5"
+checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
 dependencies = [
  "windows_aarch64_gnullvm",
  "windows_aarch64_msvc",
@@ -1519,62 +1362,48 @@ dependencies = [
 
 [[package]]
 name = "windows_aarch64_gnullvm"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91ae572e1b79dba883e0d315474df7305d12f569b400fcf90581b06062f7e1bc"
+checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
 
 [[package]]
 name = "windows_aarch64_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b2ef27e0d7bdfcfc7b868b317c1d32c641a6fe4629c171b8928c7b08d98d7cf3"
+checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
 
 [[package]]
 name = "windows_i686_gnu"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "622a1962a7db830d6fd0a69683c80a18fda201879f0f447f065a3b7467daa241"
+checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
 
 [[package]]
 name = "windows_i686_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4542c6e364ce21bf45d69fdd2a8e455fa38d316158cfd43b3ac1c5b1b19f8e00"
+checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
 
 [[package]]
 name = "windows_x86_64_gnu"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ca2b8a661f7628cbd23440e50b05d705db3686f894fc9580820623656af974b1"
+checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
 
 [[package]]
 name = "windows_x86_64_gnullvm"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7896dbc1f41e08872e9d5e8f8baa8fdd2677f29468c4e156210174edc7f7b953"
+checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
 
 [[package]]
 name = "windows_x86_64_msvc"
-version = "0.48.0"
+version = "0.48.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a515f5799fe4961cb532f983ce2b23082366b898e52ffbce459c86f67c8378a"
+checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
 
 [[package]]
 name = "zeroize"
 version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2a0956f1ba7c7909bfb66c2e9e4124ab6f6482560f6628b5aaeba39207c9aad9"
-dependencies = [
- "zeroize_derive",
-]
-
-[[package]]
-name = "zeroize_derive"
-version = "1.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ce36e65b0d2999d2aafac989fb249189a141aee1f53c612c1f37d72631959f69"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn 2.0.15",
-]
diff --git a/token/Cargo.toml b/token/Cargo.toml
index 8e91854..323032e 100644
--- a/token/Cargo.toml
+++ b/token/Cargo.toml
@@ -8,11 +8,11 @@ edition = "2021"
 crate-type = ["cdylib"]
 
 [dependencies]
-soroban-sdk = { version = "0.9.2" }
-soroban-token-sdk = { version = "0.9.2" }
+soroban-sdk = { version = "20.0.0-rc1" }
+soroban-token-sdk = { version = "20.0.0-rc1" }
 
 [dev_dependencies]
-soroban-sdk = { version = "0.9.2", features = ["testutils"] }
+soroban-sdk = { version = "20.0.0-rc1", features = ["testutils"] }
 
 [profile.release]
 opt-level = "z"
diff --git a/token/src/contract.rs b/token/src/contract.rs
index 45aa0e9..37c93b1 100644
--- a/token/src/contract.rs
+++ b/token/src/contract.rs
@@ -6,10 +6,10 @@ use crate::balance::{is_authorized, write_authorization};
 use crate::balance::{read_balance, receive_balance, spend_balance};
 use crate::event;
 use crate::metadata::{read_decimal, read_name, read_symbol, write_metadata};
+use crate::storage_types::DataKey;
 use crate::storage_types::INSTANCE_BUMP_AMOUNT;
 use soroban_sdk::{contract, contractimpl, Address, Env, String};
 use soroban_token_sdk::TokenMetadata;
-use crate::storage_types::DataKey;
 
 pub trait TokenTrait {
     fn initialize(e: Env, admin: Address, decimal: u32, name: String, symbol: String);
@@ -207,23 +207,33 @@ impl TokenTrait for Token {
     }
 
     fn get_min_voting_power(env: Env) -> i128 {
-        let min_voting_power: i128 = env.storage().persistent()
-            .get(&DataKey::MinVoteP).unwrap_or(0);
+        let min_voting_power: i128 = env
+            .storage()
+            .persistent()
+            .get(&DataKey::MinVoteP)
+            .unwrap_or(0);
         min_voting_power
     }
-    
+
     fn set_v_pow(env: Env, min_power: u32) {
-        env.storage().persistent().set(&DataKey::MinVoteP, &min_power);
+        env.storage()
+            .persistent()
+            .set(&DataKey::MinVoteP, &min_power);
     }
-    
+
     fn get_min_proposal_power(env: Env) -> i128 {
-        let min_proposal_power: i128 = env.storage().persistent()
-            .get(&DataKey::MinPropP).unwrap_or(0);
+        let min_proposal_power: i128 = env
+            .storage()
+            .persistent()
+            .get(&DataKey::MinPropP)
+            .unwrap_or(0);
         min_proposal_power
     }
-    
+
     fn set_p_pow(env: Env, min_power: u32) {
-        env.storage().persistent().set(&DataKey::MinPropP, &min_power);
+        env.storage()
+            .persistent()
+            .set(&DataKey::MinPropP, &min_power);
     }
 
     fn decimals(e: Env) -> u32 {
diff --git a/token/src/metadata.rs b/token/src/metadata.rs
index e0af83a..b40eaed 100644
--- a/token/src/metadata.rs
+++ b/token/src/metadata.rs
@@ -1,22 +1,25 @@
 use soroban_sdk::{Env, String};
-use soroban_token_sdk::{TokenMetadata, TokenUtils};
+use soroban_token_sdk::metadata;
+use soroban_token_sdk::TokenUtils;
 
 pub fn read_decimal(e: &Env) -> u32 {
     let util = TokenUtils::new(e);
-    util.get_metadata().decimal
+    util.metadata().get_metadata().decimal
 }
 
 pub fn read_name(e: &Env) -> String {
     let util = TokenUtils::new(e);
-    util.get_metadata().name
+    util.metadata().get_metadata().name
 }
 
 pub fn read_symbol(e: &Env) -> String {
     let util = TokenUtils::new(e);
-    util.get_metadata().symbol
+    util.metadata().get_metadata().symbol
 }
 
 pub fn write_metadata(e: &Env, metadata: TokenMetadata) {
     let util = TokenUtils::new(e);
-    util.set_metadata(&metadata);
-}
\ No newline at end of file
+    let meta = metadata::Metadata::new(env);
+    let tokenMetadata = meta.get_metadata();
+    util.metadata().set_metadata(&tokenMetadata);
+}