async Task StreamingWriter(ChannelWriter <IDictionary <string, object> > writer, IDictionary <string, object> sentData, int count, int streamItemWaiting)
            {
                Exception localException = null;

                try
                {
                    for (var i = 0; i < count; i++)
                    {
                        sentData[SignalRConstants.Timestamp] = DateTimeOffset.UtcNow.ToUnixTimeMilliseconds().ToString();
                        await writer.WriteAsync(sentData);

                        if (streamItemWaiting > 0)
                        {
                            await Task.Delay(streamItemWaiting);
                        }
                        // Update statistics
                        SignalRUtils.RecordSend(sentData, StatisticsCollector);
                    }
                }
                catch (Exception ex)
                {
                    localException = ex;
                }
                writer.Complete(localException);
            }