import { ErrorUnion, OkUnion } from '../outputs';
/**
 * Answers a custom query; for bots only
 * @param {Object} params
 * @param {string} [params.customQueryId] - Identifier of a custom query
 * @param {string} [params.data] - JSON-serialized answer to the query
 * @param {Object} state
 * @returns {OkUnion | ErrorUnion}
 */
export declare type AnswerCustomQueryMethod = <ResponseT = OkUnion>(params: AnswerCustomQueryParams, state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;
export interface AnswerCustomQueryParams {
    /** Identifier of a custom query */
    customQueryId?: string;
    /** JSON-serialized answer to the query */
    data?: string;
}