## 示例 +++ post:/url *member_id=默认值#用户id <<< success { "status": 1, "msg": "返回信息", "retData": [ "保证金变动列表"：{ "时间" "变动金额" "变动原因" "保证金余额" } ] } <<< error "status": 1, "msg": "返回信息" +++