OnlinePay API
  1. Notify
OnlinePay API
  • Introduction
    • Introduction
    • How to Start
    • Country Code
    • Country Info
    • Currency Code
    • Error Code
    • Transfer Order Info Type
    • Transfer Order File Type
    • Per Bank
    • Spei Bank
  • Payin
    • OnRamps API
      GET
    • Alipay API
      POST
    • Credit Card API
      POST
    • Crypto Pay API
      POST
    • GCash API
      POST
    • PerTransfer API
      POST
    • PIX API
      POST
    • SEPA API
      POST
    • SPEI API
      POST
    • Union Pay API
      POST
    • WeChat API
      POST
    • CheckOut
      POST
    • CheckOut Payment
      POST
  • Payout
    • Bank Account
      POST
    • Card
      POST
    • Per Transfer
      POST
    • Pix
      POST
    • CheckOut
      POST
    • Spei Payout
      POST
  • Notify
    • Notify WebHook API
    • Card Notify WebHook API
  • Refund
    • Refund API
  • Review
    • Upload SEPA File API
  • Query
    • Query API
    • QueryBalance API
    • QueryOrderList API
  • Card
    • CreateCardholder API
    • CreateCard API
    • QueryCardInfo API
    • ActiveCard API
    • TopUpCard API
    • CardWithdraw API
    • QueryCardTransaction API
    • QueryCardBalance API
    • FreezeCard API
    • UnFreezeCard API
    • CancelCard API
    • AddVpaScene API
    • UploadFile API
  1. Notify

Notify WebHook API

NOTE
If the notifyurl parameter is passed, onlinepay will notify the address of the payment result

Request Parameters#

ParameterTypeRequiredDescription
tradeNostringYesThe flow number generated after each order payment (unique marker)
merOrderNostringYesCorresponds to the [OrderNo] parameter of the order submission parameter
receiveAmountstringNoreceive amount for payment(used for cryptopay and sepa)
txHashstringNotxHash(used for cryptopay)
signstringYesMD5(tradeNo+merOrderNo+receiveAmount+PrivateKey) or RSA(receiveAmount used for cryptopay)
codestringNoPayment result (0: payment successful 1: payment failed 2: pending 3:waiting for suppling information)
messagestringYesDescription of Payment Result
counterpartyAccountNamestringNoThe account name of transferor (used for sepa)
counterpartyAccountNumstringNoThe account number of transferor (used for sepa)
Modified at 2025-07-16 02:46:35
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