code: def overlay_gateway_monitor_vlan_add_remove(self, **kwargs):
          
          config = ET.Element("config")
          overlay_gateway = ET.SubElement(config, "overlay-gateway", xmlns="urn:brocade.com:mgmt:brocade-tunnels")
          name_key = ET.SubElement(overlay_gateway, "name")
          name_key.text = kwargs.pop('name')
          monitor = ET.SubElement(overlay_gateway, "monitor")
          session_key = ET.SubElement(monitor, "session")
          session_key.text = kwargs.pop('session')
          vlan_add_remove = ET.SubElement(monitor, "vlan-add-remove")
          vlan_add_remove.text = kwargs.pop('vlan_add_remove')
  
          callback = kwargs.pop('callback', self._callback)
          return callback(config)
docs: Auto Generated Code