PAYMENT SUCCESSFUL

Event Overview

Event Type: PAYMENT_SUCCESSFUL
Category: Payment
Description: Payment transaction was successful This webhook is triggered when a customer successfully completes a payment transaction through EximPe.

Delivery Details

Attribute	Value
HTTP method	`POST`
URL	The webhook URL configured on your merchant account’s API credentials
Content-Type	`application/json`
Timeout	10 seconds
Retries	Up to 5 delivery attempts (backoff: 1 min, 5 min, 15 min, 60 min)

Headers

Header	Description
`Content-Type`	`application/json`
`User-Agent`	`Eximpe-Webhook/1.0`
`X-Webhook-Event`	`PAYMENT_SUCCESSFUL`
`X-Webhook-Timestamp`	Unix timestamp (string) at the time of the request
`X-Webhook-Signature`	HMAC-SHA256 signature of the request body (JSON string with keys sorted, no extra whitespace), using your API key as the secret. Hex-encoded.

Signature verification (recommended):
Compute HMAC-SHA256(encryption_key, raw_body) where raw_body is the exact UTF-8 request body as received. Compare the hex result with the X-Webhook-Signature header to ensure the webhook is from the platform and unchanged.

Payload Schema

{
    "event_type": "PAYMENT_SUCCESSFUL",
    "event_time": "2024-02-15 16:53:15",
    "version": "1.0",
    "sequence_number": "e40552bf-ed12-4f35-9a97-162d97e6fa34",
    "data": {
        "utr": null,
        "amount": 1000,
        "status": "CAPTURED",
        "message": "Payment Captured",
        "mop_type": "UPI",
        "order_id": "OD3376378679",
        "payment_id": "PR6938527534",
        "bank_ref_num": "OD3376378679-PR6938527534",
        "extended_status": "SUCCESS",
        "payment_message": null,
        "subscription_id": null,
        "virtual_account_id": null,
        "payment_completed_at": "2025-06-24T12:30:44.000000Z",
        "merchant_reference_id": "S2SICR1QPJ"
    }
}

Field Specifications

Root Level Fields
Data Object Fields

string

required

Always "PAYMENT_SUCCESSFUL" for this webhook event

string

required

Timestamp when the event occurred in YYYY-MM-DD HH:MM:SS formatExample: "2024-02-15 16:53:15"

string

required

Webhook payload version (currently “1.0”)

string

required

Unique identifier for the event instanceExample: "e40552bf-ed12-4f35-9a97-162d97e6fa34"

object

required

Event-specific data payload containing payment transaction details

string

required

Payment status (CAPTURED for successful payments)Example: "CAPTURED"

string

required

Additional message or noteExample: "Payment Captured"

string

required

Method of payment typeExample: "UPI"

number

required

Payment amountExample: 1000

string

required

Order IDExample: "OD3376378679"

string

required

Payment IDExample: "PR6938527534"

string

Bank reference number; may be nullExample: "OD3376378679-PR6938527534"

string

required

Detailed status code for the paymentExample: "SUCCESS"

string

Additional processor-level message; may be null

string

UTR of the payment (if any); may be null

string

Subscription ID if this payment is linked to a subscription mandate; otherwise null

string

Virtual account ID if this payment is linked to a VBA; otherwise null

string

required

Your reference ID for the orderExample: "S2SICR1QPJ"

string

required

ISO 8601 payment completion timestampExample: "2025-06-24T12:30:44.000000Z"

Order

Payment

Card Tokens

Merchant

Settlement

Refund

Subscriptions

Payment Links

Utilities

Webhooks

Event Overview

Delivery Details

Headers

Payload Schema

Field Specifications

​Event Overview

​Delivery Details

​Headers

​Payload Schema

​Field Specifications

Event Overview

Delivery Details

Headers

Payload Schema

Field Specifications