import { RoutingMessage } from '@nestjstools/messaging';
import { IMessageBus } from '@nestjstools/messaging';
import { GooglePubSubChannel } from '../channel/google-pub-sub.channel';
export declare class GooglePubSubMessageBus implements IMessageBus {
    private readonly channel;
    constructor(channel: GooglePubSubChannel);
    dispatch(message: RoutingMessage): Promise<object | void>;
}