import { FormattedTextInput, ReplyMarkupInputUnion } from '../inputs';
import { ErrorUnion, MessageUnion } from '../outputs';
/**
 * Edits the message content caption. Returns the edited message after the edit is completed
 * on the server side
 * @param {Object} params
 * @param {number} [params.chatId] - The chat the message belongs to
 * @param {number} [params.messageId] - Identifier of the message
 * @param {ReplyMarkupInputUnion} [params.replyMarkup] - The new message reply markup;
 * for bots only
 * @param {FormattedTextInput} [params.caption] - New message content caption; 0-GetOption("message_caption_length_max")
 * characters
 * @param {Object} state
 * @returns {MessageUnion | ErrorUnion}
 */
export declare type EditMessageCaptionMethod = <ResponseT = MessageUnion>(params: EditMessageCaptionParams, state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;
export interface EditMessageCaptionParams {
    /** The chat the message belongs to */
    chatId?: number;
    /** Identifier of the message */
    messageId?: number;
    /** The new message reply markup; for bots only */
    replyMarkup?: ReplyMarkupInputUnion;
    /** New message content caption; 0-GetOption("message_caption_length_max") characters */
    caption?: FormattedTextInput;
}