import { IClientOptions as MQTTOptions } from 'mqtt';
import { Request } from '../../models';
export interface MQTTRequest extends Request<'MQTT'> {
    headers?: Record<string, string | string[] | undefined> | undefined;
    body?: string;
    options?: MQTTOptions;
}
export declare function isMQTTRequest(request: Request | undefined): request is MQTTRequest;