Payment API

Tips

All requests are Post requests, and the data format is json

Brief Description

Request URL

/api/payin

Request Method

POST

header	Required	Type	Description
merchantNo	Yes	string	None

Body

Parameter	Required	Type	Description
sign	Yes	string	Except for the sign field, all remaining fields should be sorted alphabetically by their first letter, combined into key1=value1key2=value2, and encrypted using the app secret as salt via MD5. The final sign value should be in lowercase.
timestamp	Yes	long	Timestamp (1715941383720)
amount	Yes	string	Amount（The minimum amount is recommended to be greater than KSH.50, and only integers are supported）
remark	No	string	Remark, this field will be returned as-is
tradeNo	Yes	string	Transaction number (uniqueness recommended: year, month, day, hour, minute, second + random number)
mobile	Yes	string	Mobile number (in some countries, the mobile number is the account number)
notifyUrl	Yes	string	Asynchronous callback URL

Request Parameter Example

{
  "sign": "000000",
  "timestamp": "1715941383720",
  "amount": "3",
  "remark": "000000",
  "tradeNo": "00000001",
  "mobile": "mobile",
  "notifyUrl": "https://google.com"
}

Response Result

Parameter	Required	Type	Description
msg	Yes	string	Request result (when returning success, it only indicates that the request was successful and cannot be used for merchant-side logic judgment)
code	Yes	string	Request response code (when returning 0000, it only indicates that the request was successful and cannot be used for merchant-side logic judgment). For specific error codes, please refer to the business error code enumeration.
timestamp	Yes	string	Transaction time
success	Yes	string	Transaction result
data	Yes	Object	Return object
data.serialNumber	Yes	string	Result ID returned by paypro, unique
data.status	Yes	string	Request result, merchants can use this for logic processing. When the result is 0000, it indicates a successful transaction; 0015 indicates processing; all other codes indicate errors and can be treated as failures.
data.desc	Yes	string	Error description
data.remark	Yes	string	Request return content (returned as-is)

Successful Response Example

{
    "msg": "success",
    "code": "0000",
    "timestamp": 1719829837779,
    "success": true,
    "data": {
        "serialNumber": "5286e98841194687a95d25b5f3be346d",
        "status": "0015",
        "desc": "CREDIT_INPROGRESS"
    }
}