import { SignifyClient } from './clienting';
import { Dict } from '../core/core';
import { Serder } from '../core/serder';
import { HabState } from '../core/state';
/**
 * Exchanges
 */
export declare class Exchanges {
    client: SignifyClient;
    /**
     * Exchanges
     * @param {SignifyClient} client
     */
    constructor(client: SignifyClient);
    /**
     * Create exn message
     * @async
     * @returns {Promise<any>} A promise to the list of replay messages
     * @param sender
     * @param route
     * @param payload
     * @param embeds
     * @param recipient
     * @param datetime
     * @param dig
     */
    createExchangeMessage(sender: HabState, route: string, payload: Dict<any>, embeds: Dict<any>, recipient: string, datetime?: string, dig?: string): Promise<[Serder, string[], string]>;
    /**
     * Send exn messages to list of recipients
     * @async
     * @returns {Promise<any>} A promise to the list of replay messages
     * @param name
     * @param topic
     * @param sender
     * @param route
     * @param payload
     * @param embeds
     * @param recipients
     */
    send(name: string, topic: string, sender: HabState, route: string, payload: Dict<any>, embeds: Dict<any>, recipients: string[]): Promise<any>;
    /**
     * Send exn messaget to list of recipients
     * @async
     * @returns {Promise<any>} A promise to the list of replay messages
     * @param name
     * @param topic
     * @param exn
     * @param sigs
     * @param atc
     * @param recipients
     */
    sendFromEvents(name: string, topic: string, exn: Serder, sigs: string[], atc: string, recipients: string[]): Promise<any>;
    /**
     * Get exn message by said
     * @async
     * @returns A promise to the exn message
     * @param said The said of the exn message
     */
    get(said: string): Promise<any>;
}
export declare function exchange(route: string, payload: Dict<any>, sender: string, recipient: string, date?: string, dig?: string, modifiers?: Dict<any>, embeds?: Dict<any>): [Serder, Uint8Array];