code: def set_dimmer_start_time(self, hour, minute):
          
          #  This is to calculate the difference between local time
          #  and the time in the gateway
          d1 = self._gateway.get_gateway_info().current_time
          d2 = dt.utcnow()
          diff = d1 - d2
          newtime = dt(100, 1, 1, hour, minute, 00) - diff
  
          command = {
              ATTR_SMART_TASK_TRIGGER_TIME_INTERVAL:
                  [{
                      ATTR_SMART_TASK_TRIGGER_TIME_START_HOUR: newtime.hour,
                      ATTR_SMART_TASK_TRIGGER_TIME_START_MIN: newtime.minute
                  }]
              }
          return self._task.set_values(command)
docs: Set start time for task (hh:mm) in iso8601.
  
          NB: dimmer starts 30 mins before time in app