Available Webhooks
PayEngine platform uses webhooks to automatically notify your application when a specific event occurs. The following are the webhook event categories:
Transaction Processing: This includes webhooks for different types of transactions. A webhook event is triggered after a transaction is completed.
Batch: This involves the generation of a webhook when a settlement batch is created. As part of settlement batch generation, transactions are submitted to the processor for settlement.
Payouts: This involves the generation of a webhook once funds are settled by the processor.
Following are all the webhook events available for the above listed event categories
PAYMENT_AUTH
Triggered when an authorization transaction is successfully completed (Refer here for details on initiating an authorization transaction).
{
"event_uid": "9fff410f1903817978471c90e677b814",
"event": "PAYMENT_AUTH",
"data": {
"token": "card_sandbox_8Aq30HAc8TLFUFvTjqwo556i",
"sales_tax": "10",
"gratuity": "10.00",
"account_id": "fa3ac0a8-0cda-4e38-ba9d-357b0f0bd844",
"gateway_id": "1f3e0f67-d560-494c-bb1a-97558a462cc5",
"payment_id": "cd9f4405-a5c9-40a1-999d-7587f34e7b42",
"description": "Payment for the services",
"merchant_id": "1e4e6029-2cc9-4b2c-87c1-7a4b2af6d6c6",
"currencyCode": "USD",
"order_number": "Order124",
"auth_response": {
"status": "PASS",
"taskID": "93461014",
"authCode": "248293",
"cardType": "visa",
"totalAmount": "110.00",
"responseCode": "A0000",
"transactionID": "47649279",
"partialPayment": false,
"customerReceipt": " Sandbox US Merchant \\n 200 Epcot Center Dr \\n Orlando, FL 32836 \\n 800-490-8514 \\n \\n \\n 2025-04-02 05:57 PM \\n CREDIT - SALE \\n Entry Mode : KEYED \\n Transaction ID: 47649279 \\n Invoice Number: Order124 \\nDescription: Payment for the service\\n s \\n SUBTOTAL: USD $100.00 \\n SALES TAX: USD $10.00 \\n TOTAL: USD $110.00 \\n \\n \\n NO SIGNATURE REQUIRED \\n APPROVED \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n Customer Copy \\n",
"merchantReceipt": " Sandbox US Merchant \\n 200 Epcot Center Dr \\n Orlando, FL 32836 \\n 800-490-8514 \\n \\n \\n 2025-04-02 05:57 PM \\n CREDIT - SALE \\n Entry Mode : KEYED \\n Transaction ID: 47649279 \\n Invoice Number: Order124 \\nDescription: Payment for the service\\n s \\n SUBTOTAL: USD $100.00 \\n SALES TAX: USD $10.00 \\n TOTAL: USD $110.00 \\n \\n \\n X_______________________ \\nI AGREE TO PAY ABOVE TOTAL AMOUNT IN\\n ACCORDANCE WITH CARD ISSUER's AGREE\\nMENT (MERCHANT AGREEMENT IF CREDIT V\\n OUCHER) \\n KEEP COPY FOR YOUR RECORDS \\n \\n \\n \\n APPROVED \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n \\n Merchant Copy \\n",
"processedAmount": "110.00",
"responseMessage": "Success",
"hostResponseCode": "00",
"maskedCardNumber": "1111",
"transactionAmount": "110.00",
"hostReferenceNumber": "673084425015",
"transactionTimestamp": "2025-04-02T17:57:20",
"addressVerificationCode": "X",
"cardHolderVerificationCode": "N"
},
"customer_name": "John Doe",
"transaction_id": "5f805b55-a7e0-4ce0-83d7-a6503b04be4b",
"internalTransactionID": "987654321"
}
} PAYMENT_AUTH_FAILED
Triggered when the authorization transaction fails
PAYMENT_VOIDED
Triggered when an authorization transaction is voided. (Refer here for details on initiating void transaction).
PAYMENT_VOID_FAILED
Triggered when an attempt to void a payment fails, indicating that the transaction cancellation could not be completed.
PAYMENT_CAPTURED
Triggered when a payment authorization is successfully captured (Refer here for details on initiating a capture transaction)
PAYMENT_CAPTURE_FAILED
Triggered when a capture transaction fails
PAYMENT_SALE
Triggered when a sale transaction is successfully processed (Refer here for details on initiating a sale transaction).
PAYMENT_FAILED
Triggered for any sale request failure. For example if you trigger a TTP transaction and it is cancelled at the device you will receive this webhook or if card is declined while while processing this webhook is triggered.
PAYMENT_REFUNDED
Triggered when a capture and sale transaction is successfully refunded. (Refer here for details on initiating a refund transaction).
PAYMENT_ACH
Triggered when an ACH payment is processed succesfully. (Refer here for details on initiating an ACH Sale transaction).
PAYMENT_ACH_REFUNDED
Triggered when an ACH sale transaction is refunded.
ADJUSTMENT_RECEIVED
Triggered when settlement files are processed and any kind of adjustment to the payout is made by processor.
OFFLINE_SALE
Triggered when an offline sale request is successfully completed.
TRANSACTION_STATUS_CHANGED
Triggered when transaction status is changed after processing. It is applicable to mainly ACH transaction where after initial authorization the funding failed
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