cURL
curl --request GET \ --url https://api.example.com/api/billing/payments/transactions/{transaction_id}/status/
{ "success": true, "transaction": { "id": "550e8400-e29b-41d4-a716-446655440000", "order_id": "ORD-1234567890", "amount": 50.00, "currency": "USD", "status": "completed", "completed_at": "2025-11-27T10:35:00Z" } }