ArcGISPortalViewer.ViewModel.SignInViewModel.SignInViewModel C# (CSharp) 메소드

        public SignInViewModel()
        {
            Initialize();
            Messenger.Default.Register<ChangeSignInMessage>(this, msg => { var _ = SignInAsync(); });
            Messenger.Default.Register<ChangeSignOutMessage>(this, msg => { var _ = SignOutAsync(); });
        }