import { ITelegramClient } from '../../client.types.js';
import { InputPeerLike } from '../../types/index.js';
/**
 * Unpin all pinned messages in a chat.
 *
 * @param chatId  Chat or user ID
 */
export declare function unpinAllMessages(client: ITelegramClient, chatId: InputPeerLike, params?: {
    /**
     * For forums - unpin only messages from the given topic
     */
    topicId?: number;
    /**
     * Whether to dispatch updates that will be generated by this call.
     * Doesn't follow `disableNoDispatch`
     */
    shouldDispatch?: true;
}): Promise<void>;