ArrayList products = new ArrayList<Enums.Product>();
products.add(Enums.Product.auth);
products.add(Enums.Product.transactions);
OkraOptions okraOptions = new OkraOptions(true, "c81f3e05-7a5c-5727-8d33-1113a3c7a5e4","5d8a35224d8113507c7521ac", products, Enums.Environment.sandbox,"Bassey");
Okra.create(MainActivity.this, okraOptions);

final Map<String, Object> guarantor = new HashMap<>();
        guarantor.put("status", true);
        guarantor.put("message","hello nurse");
        guarantor.put("number",3);

        Map<String, Object> dataMap  = new HashMap<String, Object>() {{
            put("products", new String[]{"auth", "balance", "identity", "transactions"});
            put("key", "public key");
            put("token", "client token");
            put("env", Enums.Environment.production_sandbox.toString());
            put("clientName", "Chris");
            put("color", "#953ab7");
            put("limit", "24");
            put("corporate", false);
            put("connectMessage", "Which account do you want to connect with?");
            put("guarantors", guarantor);
            put("callback_url", "");
            put("redirect_url", "");
            put("logo", "https://cdn.okra.ng/images/icon.svg");
            //put("filter", new Filter(Enums.IndustryType.all.toString(), banks));
            put("widget_success", "Your account was successfully linked to Okra, Inc");
            put("widget_failed", "Which account do you want to connect with?");
            put("currency", "NGN");
            put("exp", "2020-08-06");
            put("manual", false);
            put("success_title", "it has entered success");
            put("success_message", "this is the success message");
        }};

        Okra.create(MainActivity.this, dataMap);

  @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);

        if (requestCode == 1) {
            if(resultCode == Activity.RESULT_OK){
                OkraHandler okraHandler = (OkraHandler) data.getSerializableExtra("okraHandler");
                String rr = okraHandler.getData();
                Log.i("okra okraHandler ", okraHandler != null ? okraHandler.getData() : "nothing");
            }
            if (resultCode == Activity.RESULT_CANCELED) {
                //Write your code if there's no result
            }
        }
    }