**简要描述：** - 发起砍价 **请求URL：** - ` api/bargain/sponsor` **请求方式：** - post **参数：** |参数名|是否必选|类型|说明| |:---- |:---|:----- |----- | |bargain_id |是|int | 活动id | |item_id|是|int | 规格id | **返回示例** ``` { "code": 1, "msg": "发起砍价成功", "data": { "id": "16", "knife_price": "200.00", "current_price": 1888, "progress": 84 }, "show": 1, "time": "0.288653" } ``` **返回参数说明** |参数名|类型|说明| |:----- |:-----|----- | |id|int |砍价订单id |knife_price|int |砍掉的价钱 |current_price|float |砍掉后剩下的价格 |progress|float |砍价进度条 **备注** -