declare class TopperTracker {
    private startTime;
    private totalVisibleTime;
    private timeElapsedSeconds;
    private type;
    private component;
    private id;
    private observer;
    constructor({ type }?: {
        type?: string | undefined;
    });
    init(): void;
    private dispatchEvent;
    private onChange;
    disconnect(): void;
}
export { TopperTracker };