import type { HerokuApiClientOptions } from '@heroku/heroku-fetch';
import type { HerokuClient } from '@heroku/types/notifications';
import type { RoutesClientExtras } from '../core/create-client.js';
export type NotificationsClient = HerokuClient & RoutesClientExtras<HerokuClient>;
export declare function createNotificationsClient(options?: HerokuApiClientOptions): NotificationsClient;