Class ActionResponse

const notification = AddOnsResponseService.newNotification().setText("You closed a dialog!");

const navigation = AddOnsResponseService.newNavigation()
    .setEndNavigation(AddOnsResponseService.EndNavigation.CLOSE_DIALOG);

// An action that closes the dialog and shows a notification.
const action = AddOnsResponseService.newActionResponseBuilder()
    .setNavigation(navigation)
    .setNotification(notification)
    .build();