Payin Callback

Callback URL

method	url
POST	Merchant provided callback URL

Header Information

Header Parameter	Description
timestamp	Request timestamp
nonce	Random value
country	BP
appCode	Application ID

Callback Parameters

Parameter	Type	Required	Length	Description
merchantOrderNo	String	Yes	32	Merchant’s order number
tradeNo	String	Yes		Platform transaction number
paymentOrderNo	String	Yes	30	Unique payment flow ID for this collection on the platform
status	Int	Yes		2: Success
paymentAmount	String	Yes		Actual payment amount
serviceAmount	String	Yes		Service fee, e.g., 18.02
paymentInfo	String	Yes		Main payment information used for the transaction
paymentType	Int	Yes		Payment method
completeTime	String	Yes		Completion time in local time zone (format: yyyy-MM-dd HH:mm:ss) **
errorMessage	String	No		Error message if the transaction failed
sign	String	Yes		Signature

callback

{
    "merchantOrderNo": "OrderNoExample",
    "tradeNo": "TS2501010001MX0000000000000000",
    "paymentOrderNo": "TSOPaymentOrderNoExample",
    "status": 2,
    "paymentAmount": "1000.00",
    "serviceAmount": "15.00",
    "paymentInfo": "684180093000000000",
    "paymentType": 1,
    "completeTime": "2025-01-01 00:00:00",
    "errorMessage": null,
    "sign": "TEEMO_SIGN"
}

errorMsg Explanation:

errorMsg Message	Description
Transaction amount exceeds limit, kindly retry within allowed range.	Requested amount exceeds limit
Channel request error, technicians will fix ASAP.	Channel under maintenance
Unstable network, kindly retry later.	Channel/network is unstable
Parameter validation error, kindly verify and retry.	Invalid request parameters

Callback Response

Field	Type	Required	Description
SUCCESS	String	Yes	Must return "SUCCESS", otherwise the callback will be retried

callback

{
  SUCCESS
}