curl --location 'https://your-api-server.com' \
--header 'Authorization: Bearer <token>' \
--header 'Content-Type: application/json' \
--data '{
"event_id": "c2718394-a5b6-40c2-9234-5e6f70819203",
"event_type": "refund.completed",
"created_at": "2026-08-18T14:03:42Z",
"refund": {
"refund_id": "rf_2MC7XQ90",
"external_id": "refund_order_123",
"invoice_id": "inv_9RQ2K7M4TDXA",
"status": "completed",
"network": "TRC20",
"asset": "USDT",
"recipient_address": "TJ8pW3vY6dK1nR4sB9mA2cQx5LzH7GfEu0",
"recipient_amount": "10.00",
"network_fee": "3.00",
"service_fee": "0.00",
"total_debit": "13.00",
"tx_hash": "7d3c9a1e5b2f8460d1a7c3e59b0f26d47d3c9a1e5b2f8460d1a7c3e59b0f26d4",
"error": null,
"created_at": "2026-08-18T14:00:00Z",
"completed_at": "2026-08-18T14:03:41Z"
}
}'