code: def Run(self, unused_arg, ttl=None):
      
      logging.debug("Sending startup information.")
      boot_time = rdfvalue.RDFDatetime.FromSecondsSinceEpoch(psutil.boot_time())
      response = rdf_client.StartupInfo(
          boot_time=boot_time, client_info=GetClientInformation())
  
      self.grr_worker.SendReply(
          response,
          session_id=self.well_known_session_id,
          response_id=0,
          request_id=0,
          message_type=rdf_flows.GrrMessage.Type.MESSAGE,
          require_fastpoll=False,
          ttl=ttl)
docs: Returns the startup information.