/**
 * PubSub API namespace — token creation.
 */
import type { HttpClient } from '../HttpClient.js';
import { BaseResource } from '../base/BaseResource.js';
/**
 * PubSub token generation.
 *
 * Access via `client.pubsub.*`. Issues short-lived tokens that browser / mobile
 * clients can use to subscribe to project channels.
 */
export declare class PubSubResource extends BaseResource {
    constructor(http: HttpClient);
    /**
     * Generate a short-lived PubSub token.
     *
     * @param body - Token payload (e.g. `{ namespace, channels, expires_in }`).
     * @returns The token record, typically `{ token: "eyJ..." }`.
     * @throws {RestError} On any non-2xx HTTP response.
     */
    createToken(body: any): Promise<any>;
}