IPN

Instant Payment Notification

Merchant receive refund result. Similar to IPN

Merchant has to respond to NeoX following the structure merchant response when receiving IPN.

IPN verification

Merchant needs to build a hashed string follow above guide and compare to received neo_SecureHash parameter

Method: POST

NeoX's IPN data

Parameter	Data type	Description
neo_MerchantCode	String	The merchant code is provided by NeoX.
neo_Command	String	"REFUND"
neo_OrderID	String	Order ID
neo_PaymentID	String	ID of payment record
neo_RequestID	String	Request ID sent to NeoX in refund request
neo_TransactionID	String	Unique - Transaction ID is generated by NeoX.
neo_Amount	Number	Refund amount.
neo_Fee	Number	Refund fee
neo_Version	String	Payment gateway version, “1” as default
neo_ResponseCode	Number	Result of transaction: 0: transaction success != 0: transaction failed, refer to table of error code
neo_ResponseMsg	String	Error description.
neo_SecureHash	String	Use SHA256 to hash the above parameters (sort the key by Alphabet order) + Secret Key (is provided by NeoX after actual integrating).

{
  "neo_MerchantCode": "UFLIYL",
  "neo_Command": "REFUND",
  "neo_OrderID": "DH7255715767",
  "neo_PaymentID": "1439211",
  "neo_RequestID": "a68de39f-ea76-43fb-848f-b605b4aaf44e",
  "neo_TransactionID": "XBSKM1OELUDU",
  "neo_Amount": 10000,
  "neo_Fee": 3300,
  "neo_Version": "1",
  "neo_ResponseCode": 0,
  "neo_ResponseMsg": "Success",
  "neo_SecureHash": "3C97E508CBED7561759D049C5FA58BE2DE455EA4E7EE07B1DFDF2AFC4783E144"
}

Merchant response

Parameter	Data type	Description
respcode	Number	0: Successful, merchant received IPN. 1: Failed, NeoX will retry the IPN.
respmsg	String	Error message. Default is “received”