type KeepAlivePingEvent = {
    id: number;
    jsonrpc: '2.0';
    method: 'telnyx_rtc.ping';
    params: {
        serno: number;
    };
    voice_sdk_id: string;
};
export declare function isKeepAlivePing(msg: unknown): msg is KeepAlivePingEvent;
export declare function createKeepAlivePingAck(): {
    id: string;
    jsonrpc: string;
    method: string;
};
export {};