Navigation
Information about a navigation operation. Retrieve the most recent navigation object with the router.getCurrentNavigation() method.
      
      type Navigation = {
    id: number;
    initialUrl: string | UrlTree;
    extractedUrl: UrlTree;
    finalUrl?: UrlTree;
    trigger: 'imperative' | 'popstate' | 'hashchange';
    extras: NavigationExtras;
    previousNavigation: Navigation | null;
};
    