GET /user/profile/get

//StatusCode: 200 
{  //object(common.Response), 通用返回结果
  "code": 0,  //int, 返回状态码
  "data": {  //object(handler.ProfileResponse)
    "extends": {  //object(map[string]string), 扩展信息
      "abc": "abc"  //string
    },
    "gender": 1,  //uint8
    "username": "abc"  //string
  },
  "msg": "success"  //string, 返回消息
}