public void Check(){　　　　　　　　　　　//todo
                 //验证userid和token是否匹配
                 var tUserId = UserIdAndTokenValidationAsync(userId, at.UserId);
                 //验证参数签名是否正确
                 Task<bool> tvalid = CheckSignatureAsync(paramList, signature, at.Token);
                 //验证请求时间
                 Task<bool> tTicks = TicksValidationAsync(signature, timestamp);

                 bool userIdRes = tUserId.GetAwaiter().GetResult();
                 bool validRes = tvalid.GetAwaiter().GetResult();
                 bool ticksRes = tTicks.GetAwaiter().GetResult();
 }

        public async Task<bool> UserIdAndTokenValidationAsync(int requsetUserId, int tokenUserId)
        {
            bool res = await Task.Factory.StartNew(() =>
            {
                return UserIdAndTokenValidation(requsetUserId, tokenUserId);
            }).ConfigureAwait(false);
            return res;
        }