Digital API Introduction

Tether (USDT) is a crypto currency that falls under the category of stable coins,

Core Functionalities

Transaction Processing: Facilitates the sending and receiving of USDT between wallets, enabling users to carry out transactions seamlessly.
Wallet Management: Allows the creation and management of digital wallets where USDT can be stored, as well as the monitoring of balance and transaction history.
Exchange Rates: Provides real-time access to USDT exchange rates against various fiat currencies, supporting applications that require conversion functionalities.
Security Features: Incorporates security mechanisms such as wallet encryption, two-factor authentication (2FA), and transaction signing to ensure the safety of funds.

Environment	Protocol	MediaType	Base URL
SandBox	`https`	`application/json`	`https://sandbox-gateway.smilepayz.com`
Production	`https`	`application/json`	`https://gateway.smilepayz.com`

PayInRequestDemo.java for pay in request
PayoutRequestDemo.java for pay out request
InquiryBalanceDemo.java for balance inquiry
InquriyOrderStatusDemo.java for order status inquiry
SignatureUtils.java Provide minify(body) method, sha256RsaSignature method and checkSha256RsaSignature.

pay_in_request_demo.py for pay in request .
pay_out_request_demo.py for pay out request.
balance_inquiry.py for balance inquiry.
status-inquiry.py for order status inquiry.
Tool_Sign.py Provide minify(body) method, sha256RsaSignature method and checkSha256RsaSignature.

pay_in_request_demo.js
pay_out_request_deom.js
inquiry_balance_demo.js
inquiry_order_status.js
SignatureUtils.js Provide minify(body) method, sha256RsaSignature method and checkSha256RsaSignature.

PayInRequestDemo.php:
PayoutRequestDemo.php:
InquiryBalanceDemo.php:
InquiryOrderStatusDemo.php:
Signature.php: Provide minify(body) method, sha256RsaSignature method and checkSha256RsaSignature.

PayInRequestDemo.cs
PayOutRequestDemo.cs:
BalanceInquiryDemo.cs:
OrderStatusInquiryDemo.cs:
SignatureUtils.cs: Provide minify(body) method, sha256RsaSignature method and checkSha256RsaSignature.

/v2/PayInRequestDemoV2.go
/v2/PayoutRequestDemov2.go:
/v2/BalanceInquiryDemoV2.go:
/v2/OrderStatusInquiryDemoV2.go:
/common/SignatureUtils.go: Provide minify(body) method, sha256RsaSignature method and checkSha256RsaSignature.

The current document version is above 1.0.5 (including 1.0.5). Please download 1.0.5 and install it before payment

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Click Upload Plugin at the top of the page.
Click Choose File, locate the plugin . ...
After the installation is complete, click Activate Plugin.fter finding the plugin in the results, click Install Now. ...
To use the plugin, you'll need to activate it. ...
Click Upload Plugin at the top of the page.
Click Choose File, locate the plugin . ...
After the installation is complete, click Activate Plugin.