import { Models } from 'appwrite';
import * as i0 from "@angular/core";
export declare class MessagingService {
    private _messaging;
    /**
     * Create subscriber
     *
     * Create a new subscriber.
     *
     * @param {string} topicId
     * @param {string} subscriberId
     * @param {string} targetId
     * @throws {AppwriteException}
     * @returns {Promise}
     */
    createSubscriber(topicId: string, subscriberId: string, targetId: string): Promise<Models.Subscriber>;
    /**
     * Delete subscriber
     *
     * Delete a subscriber by its unique ID.
     *
     * @param {string} topicId
     * @param {string} subscriberId
     * @throws {AppwriteException}
     * @returns {Promise}
     */
    deleteSubscriber(topicId: string, subscriberId: string): Promise<{}>;
    static ɵfac: i0.ɵɵFactoryDeclaration<MessagingService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<MessagingService>;
}