import { OnGatewayConnection, OnGatewayDisconnect, OnGatewayInit, WsResponse } from '@nestjs/websockets';
export declare class WSGateway implements OnGatewayInit, OnGatewayConnection, OnGatewayDisconnect {
    private server;
    private readonly timestamp;
    onHeartbeat(client: any, data: any): WsResponse<string>;
    onEvents2(client: any, data: any): WsResponse<string>;
    afterInit(server: any): any;
    handleConnection(client: any, ...args: any[]): any;
    handleDisconnect(client: any): any;
}