Account.ManifestManagement.View.ManifestManagementView.btnUpdate_Click C# (CSharp) Метод

        private void btnUpdate_Click(object sender, RoutedEventArgs e)
        {
            string id = (sender as Button).Tag.ToString();
            this.ViewModel.SelectedItem = this.ViewModel.Manifests.Where(x => x.ID.ToString() == id).First();
            this.ViewModel.Update.Execute(null);
        }