private static async Task<List<FileRecord>> ReadStreamToRecords(CloudAppendBlob blob)
        {
            List<FileRecord> records = new List<FileRecord>();

            using (var s = new MemoryStream())
            {
                if (!await blob.ExistsAsync())
                {
                    return records;
                }

                await blob.DownloadRangeToStreamAsync(s, 0, blob.Properties.Length);

                s.Position = 0;
                var reader = new BinaryReader(s);

                var record = new FileRecord();
                while (record.ReadContentFromStream(reader))
                {
                    records.Add(record);
                    record = new FileRecord();
                }
            }

            return records;
        }