public string Encode(List <IndoorTagPayloadInfo> payloads)
        {
            StringBuilder result = new StringBuilder();

            foreach (var payload in payloads)
            {
                _encoder.EncodeNext(payload.MacAddress);
                _encoder.EncodeNext(payload.Rss, 2);
                _encoder.EncodeNext(payload.BatteryLevel, 2);
                result.Append(_encoder.Build());
                _encoder.Reset();
            }
            return(result.ToString());
        }