import { WebAPICallResult } from "@slack/web-api";
import type { AnyBlock } from "@slack/web-api";
export type PostMessage = {
    blocks?: Array<AnyBlock>;
    conversationId: string;
    mrkdwn?: boolean;
    text: string;
    token?: string;
};
/**
 * Post message to conversations
 *
 * @see {@link https://api.slack.com/methods/chat.postMessage}
 * @see {@link https://api.slack.com/surfaces/messages#conversations}
 * @see {@link https://api.slack.com/surfaces/messages#payloads}
 */
export declare function postMessage({ blocks, conversationId, mrkdwn, text, token, }: PostMessage): Promise<WebAPICallResult>;