public async Task <List <SpotRecordListDTO> > ListSpotRecord(string coin, string order, string username, string fw, int count)
        {
            if (SpotRecordDao == null)
            {
                logger.Error("---------------- SpotRecordDao wei null");
            }
            var spotRecords = await SpotRecordDao.ListSpotRecord(coin, order, username, fw, count);

            var result = new List <SpotRecordListDTO>();

            foreach (var item in spotRecords)
            {
                result.Add(CopyUtils.Mapper <SpotRecordListDTO, SpotRecord>(item));
            }
            return(result);
        }