declare class TracerEvent { private _pushState; private _replaceState; private handlePageChangeEventList; private isPageChangeHandle; constructor(); private resgisterPageChangeEventListener; private checkPageUrlChange; private onHandleEvent; addPageChangeEventLister: (onHandleHook: any) => void; stopPageChangeEventCatch: () => void; resumePageChangeEventCatch: () => void; } export default TracerEvent;