Confirm Exchange

• Method: POST
• Path: /coin/v1/exchange/confirm
• Parameters: JSON Body

Request fields

Field	Type	Required	Constraint	Description
quote_id	string	Yes		Quote ID from the quote API
trade_sn	string	Yes	Length 1~255	Merchant order ID (unique per merchant)
pay_amount	double	Yes	> 0	Pay amount from the quote API
receive_amount	double	Yes	> 0; precision in Currency	Receive amount from the quote API
pay_currency	string	Yes	See Currency	Pay currency from the quote API
receive_currency	string	Yes	See Currency	Receive currency from the quote API
notify_url	string	No	http/https; 0~255	Callback URL; empty means no callback

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; fixed to PENDING on successful create; see Exchange order status
created_at	string	Created time, RFC3339 (with timezone)

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": "PENDING",
    "created_at": "2026-06-16T16:00:10+08:00"
  }
}