Webhooks Reference

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Webhook Request Headers

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Delivery Rules

• Webhooks are delivered via POST requests to your configured public HTTPS endpoint on port 443.
• Private network addresses and localhost are blocked to prevent SSRF vulnerabilities.
• Your server should return a 200 OK response status to acknowledge receipt.

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Event Types

• transaction.success: Triggered when a collection or payout is successfully completed.
• transaction.failed: Triggered when a transaction fails or is rejected.

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Example Payload (transaction.success)

{
  "event": "transaction.success",
  "data": {
    "id": "550e8400-e29b-41d4-a716-446655440000",
    "reference": "ORD-2026-9810",
    "amount": 100.00,
    "currency": "GHS",
    "status": "SUCCESSFUL",
    "type": "CHARGE",
    "customer": {
      "phoneNumber": "0551234987",
      "network": "MTN",
      "email": "customer@example.com"
    },
    "createdAt": "2026-09-09T22:15:30.000Z",
    "metadata": {
      "orderId": "ORD-2026-9810"
    }
  }
}