Query Exchange Order

• Method: GET
• Path: /coin/v1/exchange/query
• Parameters: Query

Request fields

Field	Type	Required	Constraint	Description
trade_sn	string	Conditionally	Length 0~255	Merchant order ID; either trade_sn or order_no (at least one)
order_no	string	Conditionally	Length 0~255	Platform order ID

Response fields (data)

Field	Type	Description
trade_sn	string	Merchant order ID
order_no	string	Platform order ID
pay_currency	string	Pay currency
receive_currency	string	Receive currency
pay_amount	double	Pay amount
receive_amount	double	Exchange amount
rate	double	Exchange rate
status	string	Order status; see Exchange order status
created_at	string	Created time, RFC3339 (with timezone)
finished_at	string	Successful exchange time, RFC3339 (with timezone); empty if unfinished

Success response example

{
  "status": 200,
  "msg": "SUCCESS",
  "data": {
    "trade_sn": "ORD-001",
    "order_no": "O202606160001",
    "pay_currency": "BRL",
    "receive_currency": "USDT",
    "pay_amount": 543.21,
    "receive_amount": 100,
    "rate": 5.4321,
    "status": "FINISHED",
    "created_at": "2026-06-16T16:00:10+08:00",
    "finished_at": "2026-06-16T16:00:20+08:00"
  }
}