import { ChatUnion, ErrorUnion } from '../outputs';
/**
 * Creates a new supergroup or channel and sends a corresponding messageSupergroupChatCreate.
 * Returns the newly created chat
 * @param {Object} params
 * @param {string} [params.title] - Title of the new chat; 1-128 characters
 * @param {boolean} [params.isChannel] - True, if a channel chat should be created
 * @param {string} [params.description] - Chat description; 0-255 characters
 * @param {Object} state
 * @returns {ChatUnion | ErrorUnion}
 */
export declare type CreateNewSupergroupChatMethod = <ResponseT = ChatUnion>(params: CreateNewSupergroupChatParams, state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;
export interface CreateNewSupergroupChatParams {
    /** Title of the new chat; 1-128 characters */
    title?: string;
    /** True, if a channel chat should be created */
    isChannel?: boolean;
    /** Chat description; 0-255 characters */
    description?: string;
}