public RedisAppReviewEvidence updateStatus(string userPhone, string status)
        {
            using (var redis = new ann_shop_redis())
            {
                var byteEvidence = redis.HGet(
                    APP_REVIEW_EVIDENCE,
                    _convertToByte(userPhone)
                    );

                if (byteEvidence != null)
                {
                    var evidence = JsonConvert.DeserializeObject <RedisAppReviewEvidence>(_convertToString(byteEvidence));

                    evidence.status = status;
                    redis.HSet(
                        APP_REVIEW_EVIDENCE,
                        _convertToByte(evidence.userPhone),
                        _convertToByte(JsonConvert.SerializeObject(evidence))
                        );

                    return(evidence);
                }

                return(null);
            }
        }
        /// <summary>
        /// Khởi tạo thông tin review app của khách hàng
        /// </summary>
        /// <param name="evidence"></param>
        /// <returns></returns>
        public RedisAppReviewEvidence set(RedisAppReviewEvidence evidence)
        {
            using (var redis = new ann_shop_redis())
            {
                redis.HSet(
                    APP_REVIEW_EVIDENCE,
                    _convertToByte(evidence.userPhone),
                    _convertToByte(JsonConvert.SerializeObject(evidence))
                    );

                return(evidence);
            }
        }