Place a new order, this api is asynchronous. Returning success only means that the request is successful. The final result needs to be confirmed through websocket subscription and order query.

Request

Field name	Type	Necessary	Remarks
clientOrderId	`String`	N	Customer defined order ID ，only support letters(a-z) and numbers(0-9)
sym	`String`	Y	Sym(unique identifier：Exchange_Business_Base_Counter. Example: If you want to place a SPOT order for the BTC/USDT trading pair on the Binance exchange, you can use a unique identifier like this: "BINANCE_SPOT_BTC_USDT" ; If you want to place a PERPETUAL order for the BTC/USDT trading pair on the Binance exchange, you can use a unique identifier like this: "BINANCE_PERP_BTC_USDT" ; ) Note that we currently only support the SPOT and PERPETUAL trade of Binance and OKX.
side	`String`	Y	Side(BUY, SELL)
orderType	`String`	Y	Order type(default LIMIT, support type enums:LIMIT,MARKET)
timeInForce	`String`	N	TimeInForce (default GTC, support type enums:GTC,IOC,FOK,GTX), GTX = GTC + Post only
orderQty	`String`	N	Order quantity(Mandatory, unless spot market buy ) note: trading unit of OKX is the number of contracts/ trading unit of Binance is the number of coin
limitPrice	`String`	N	Limit order price(Mandatory for limit order)
quoteOrderQty	`String`	N	Order quote quantity, only use for spot market buy order
reduceOnly	`String`	N	Reduce position orders only, must "true" or "false"

Response

Field name	Type	Remarks
orderId	`String`	Order ID