๐ Submit Order
Used to generate payment data of specified digital currency, merchants can guide users to jump to the UPay checkout counter for payment through the payment link. After the user 's payment is successful, the system will immediately issue a callback notification .
Note: Users must pay strictly according to the order amount. If the payment amount is inconsistent, the order will not be processed .
URL๏ผ /api/pay/apply
Method๏ผ POST
Parameter Type๏ผ application/json
Parameter ๏ผ
| Field Name | Field Type | Required | sign | Instruction |
|---|---|---|---|---|
|
appid |
string(8) |
True |
True |
Merchant APP ID |
|
plat_order_sn |
string(14-32) |
True |
True |
The order number generated by this platform. |
|
order_sn |
string(14-32) |
True |
True |
The order number generated independently by the merchant must be unique on the merchant 's end. |
|
chain_type |
string(1) |
True |
True |
Network: 1: Tron (TRC20) 2: Ethereum (ERC20) 3: PayPal (PYUSD) |
|
pay_usdt |
string(10) |
True |
True |
USDT amount, accurate to 2 decimal places |
|
attach |
string(64) |
False |
False |
User-defined data, if it is not empty, will be returned as is when calling back to notify_url. |
|
notify_url |
string(256) |
True |
True |
The callback address for receiving asynchronous notifications. It must be a directly accessible URL and cannot contain parameters, session verification, or csrf verification. |
|
callback_url |
string(256) |
False |
False |
After the payment is successful, the front-end redirects the address. Be sure to include "http://"or "https://"at the beginning |
|
sign |
string(32) |
True |
True |
Data sign, see: sign Algorithm |
Return value data parameter๏ผ
| Field Name | Field Type | Instruction |
|---|---|---|
|
appid |
string |
Merchant APP ID |
|
plat_order_sn |
string |
This platform order number |
|
address |
string |
Wallet address, merchants can display this address for users to pay. |
|
img |
string |
Payment QR code , merchants can display this QR code for users to pay. |
|
pay_url |
string |
Chinese cashier url, merchants can jump directly to this url for users to pay. |
|
en_pay_url |
string |
English cashier url, merchants can jump directly to this url for users to pay. |
|
timeout |
string |
Payment address timeout. |
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