import { ErrorUnion, OkUnion } from '../outputs';
/**
 * Changes information about a supergroup or channel; requires appropriate administrator
 * rights
 * @param {Object} params
 * @param {number} [params.supergroupId] - Identifier of the supergroup or channel
 * @param {string} [params.description] - New supergroup or channel description;
 * 0-255 characters
 * @param {Object} state
 * @returns {OkUnion | ErrorUnion}
 */
export declare type SetSupergroupDescriptionMethod = <ResponseT = OkUnion>(params: SetSupergroupDescriptionParams, state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;
export interface SetSupergroupDescriptionParams {
    /** Identifier of the supergroup or channel */
    supergroupId?: number;
    /** New supergroup or channel description; 0-255 characters */
    description?: string;
}