private async void Callback(object state)
        {
            if (!_mqttService.IsConnected())
            {
                return;
            }
            await _mqttService.Send(_deviceState.DeviceId, "2000", _deviceState.OperationTimeInSec.ToString());

            if (tickCounter % 10 == 0)
            {
                await _mqttService.Send(_deviceState.DeviceId, "2010", _deviceState.WorkingHour.ToString());
            }
        }
 public async Task Send(string command, string value)
 {
     await _mqttService.Send(_deviceState.DeviceId, command, value);
 }