import { FormattedTextInput } from '../inputs';
import { ErrorUnion, WebPageUnion } from '../outputs';
/**
 * Returns a web page preview by the text of the message. Do not call this function
 * too often. Returns a 404 error if the web page has no preview
 * @param {Object} params
 * @param {FormattedTextInput} [params.text] - Message text with formatting
 * @param {Object} state
 * @returns {WebPageUnion | ErrorUnion}
 */
export declare type GetWebPagePreviewMethod = <ResponseT = WebPageUnion>(params: GetWebPagePreviewParams, state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;
export interface GetWebPagePreviewParams {
    /** Message text with formatting */
    text?: FormattedTextInput;
}