import { Observable } from 'rxjs';
import { ClientId } from '../../internal-common/src/public-types/communication.public-types';
/**
 * NotificationClient is a client for handling user-defined notifications.
 * Using this class you can receive messages that are sent from the server to this client or
 * publish messages to other clients. In order to publish a message you have to initialize the squid sdk with a valid
 * api key.
 */
export declare class NotificationClient {
    private readonly socketManager;
    private readonly rpcManager;
    /**
     * Observes user-defined notifications.
     */
    observeNotifications(): Observable<unknown>;
    /**
     * Publishes a notification to clients.
     */
    publishNotification(payload: unknown, clientIds: Array<ClientId>): Promise<void>;
}