{
  "event": "payment.success",
  "version": "v1",
  "timestamp": "2025-12-18T16:37:00.000Z",
  "data": {
    "id": "txn_abc123",
    "amount": 5000,
    "currency": "XOF",
    "status": "SUCCESS",
    "provider": "ORANGE_MONEY",
    "provider_ref": "OM123456789",
    "customer_phone": "+22370123456",
    "metadata": {
      "order_id": "order_123"
    },
    "created_at": "2025-12-18T16:35:00.000Z",
    "updated_at": "2025-12-18T16:37:00.000Z"
  }
}