下单频道

描述

• 单向持仓时，必须省略tradeSide参数；
  
• 双向持仓时，开多规则为：side=buy,tradeSide=open；开空规则为：side=sell,tradeSide=open；平多规则为：side=buy,tradeSide=close；平空规则为：side=sell,tradeSide=close；

Code
{
   "args":[
      {
         "channel":"place-order",
         "id":"xxxxx-xxx-xxx-xxxx-xxxxxx",
         "instId":"BTCUSDT",
         "instType":"USDT-FUTURES",
         "params":{
            "orderType":"limit",
            "side":"buy",
            "size":"2",
            "tradeSide":"open",
            "price":"501",
            "marginCoin":"USDT",
            "force":"gtc",
            "marginMode":"crossed",
            "clientOid":"xxxxx-xxx-xxx-xxxx-xxxxxx"
         }
      }
   ],
   "op":"trade"
}

Code
{
  "event":"trade",
  "arg":[
    {
      "id":"xxxxx-xxx-xxx-xxxx-xxxxxx",
      "instType":"USDT-FUTURES",
      "channel":"place-order",
      "instId":"BTCUSDT",
      "params":{
        "orderId":"xxxxxxxxxxx",
        "clientOid":"xxxxx-xxx-xxx-xxxx-xxxxxx"
      }
    }
  ],
  "code":0,
  "msg":"Success"
}