import { ErrorUnion, OkUnion } from '../outputs';
/**
 * Closes the TDLib instance. All databases will be flushed to disk and properly closed.
 * After the close completes, updateAuthorizationState with authorizationStateClosed
 * will be sent
 * @param {Object} state
 * @returns {OkUnion | ErrorUnion}
 */
export declare type CloseMethod = <ResponseT = OkUnion>(state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;