export declare type EventData<E> = {
    id?: string | null;
    event?: string | null;
    data: E | null;
};
declare class EventBuilder<E> {
    private _id;
    private _event;
    private _data;
    id: (id: string) => EventBuilder<E>;
    event: (event: string) => EventBuilder<E>;
    data: (data: E) => EventBuilder<E>;
    build: () => EventData<E>;
    private clone;
}
export default EventBuilder;