public async Task SendMessageAsync(PackageValidationMessageData message, DateTimeOffset postponeProcessingTill)
        {
            var brokeredMessage = _serializer.SerializePackageValidationMessageData(message);

            brokeredMessage.ScheduledEnqueueTimeUtc = postponeProcessingTill;
            await _topicClient.SendAsync(brokeredMessage);
        }
 public IBrokeredMessage Serialize(PackageValidationMessageData message)
 => _serializer.SerializePackageValidationMessageData(message);