/// <summary>
        /// 將c# DateTime時間格式轉換為Unix時間戳格式
        /// </summary>
        /// <param name="time">時間</param>
        /// <returns>long</returns>
        public string  DateTimeToUnix(System.DateTime time)
        {
            
            System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1, 0, 0, 0, 0));
            
            long t = (time.Ticks - startTime.Ticks) / 10000;            //除10000調整為13位
            return t.ToString();
        }