Terminal Transaction CallbackAsk AIwbhk terminalResultSent by the gateway after the terminal completes the transaction. IMPORTANT: CODE=0000 → Approved CODE≠0000 → Declined or failed Receipts contain HTML content and can be large PayloadFinalTransactionApprovedFinalTransactionErrorTEXTstringrequiredCODEstringenumrequired00000000Allowed:0000SECUREIDstringrequiredAMTstringrequiredREQUESTIDstringrequiredREFNUMstringINVstringAUTHstringrequiredCARDTYPEstringenumrequiredCard type: V = Visa M = Mastercard A = American Express D = Discover I = Interac (Debit)IVMADIAllowed:VMADICARDMASKstringrequiredCUSTEMAILstringrequiredACKstringrequiredREFUNDstringRECEIPTSobjectrequiredRECEIPTS objectResponse 200Acknowledge receipt of callbackUpdated 7 days ago