import { type JsonLd } from '@atlaskit/json-ld-types';
import type { SmartLinkResponse } from '@atlaskit/linking-types';
/**
 * Return link summary
 */
export declare const extractSummary: (jsonLd: JsonLd.Data.BaseData) => string | undefined;
/**
 * Return link summary
 */
export declare const extractSmartLinkSummary: (response?: SmartLinkResponse) => string | undefined;
