code: func ChangeHostEventHandler(
  	host_name string,
  	event_handler_command string,
  ) *livestatus.Command {
  	return livestatus.NewCommand(
  		"CHANGE_HOST_EVENT_HANDLER",
  		stringifyArg("host_name", "string", host_name),
  		stringifyArg("event_handler_command", "string", event_handler_command),
  	)
  }
docs: // ChangeHostEventHandler creates a new "CHANGE_HOST_EVENT_HANDLER" Nagios command.
  //
  // Changes the event handler command for a particular host to be that specified by the "event_handler_command" option.
  //
  // The "event_handler_command" option specifies the short name of the command that should be used as the new host event
  // handler.
  //
  // The command must have been configured in Nagios before it was last (re)started.