code: def update_subscriptions(self, event):
          
  
          # self.log("Event: '%s'" % event.__dict__)
          try:
              self._update_subscribers(event.schema, event.data)
  
          except Exception as e:
              self.log("Error during subscription update: ", type(e), e,
                       exc=True)
docs: OM event handler for to be stored and client shared objectmodels
          :param event: OMRequest with uuid, schema and object data