import { CallContext, VirtualTap } from '../virtual-tap-server';
export declare class MqttRelayService {
    server: VirtualTap;
    keepAliveCounter: number;
    get mqttRelayConfig(): import("@iotize/tap/config/schema/v1").MqttProtocolConfig;
    constructor(server: VirtualTap);
    putRelayCertificate(context: CallContext<Uint8Array>): void;
    putTopicPrefix(context: CallContext<string>): void;
}