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Receive Webhooks

A redirect to successUrl only tells you the customer finished the approval flow in their browser — it is not authoritative proof of payment. Use webhooks to know for certain when a payment is confirmed.

Requirements​

  • A public HTTP POST endpoint to receive webhooks.
warning

KartaPay does not provide any security layer for this merchant public endpoint. You are responsible for securing it — see Verify Webhook Signatures.

Configure a webhook​

On the Webhooks page of the Developer section of your KartaPay dashboard, add one or more webhook URLs. You can register multiple webhooks to receive updates on payment status changes.

Payload​

HTTP POST https://merchant.com/api/notifications
KartaPay-Signature: 022dec5b0a7ad7135dfe3a14b3dd52f3961e3f1341628fded401d178ac41101b
{
  "topic": "payment.completed",
  "timestamp": "2025-01-23T18:37:17.115Z",
  "type": "payment",
  "data": {
    "id": "67928bcc4c9deaf5696a0942",
    "status": "completed",
    "captured": true,
    "total": {
      "value": "1475",
      "currency": "KMF"
    },
    "submittedAt": "2025-01-23T18:34:58.846Z",
    "clientId": "de627e0d87fd2bdcdd7bf72b2c436379",
    "providerId": "053A4F9526",
    "source": "MVK"
  }
}

Always verify the KartaPay-Signature header before trusting the payload.

:::tip Next step Implement webhook signature verification before processing a single event in production. :::