How to navigate page from viewmodel using button in ListViewItem?

<ContentPage>
  <ContentPage.Content>
    <syncfusion:SfListView x:Name="listView" ItemSize="70"
                           ItemsSource="{Binding contactsinfo}"
                           SelectionMode="Single">
      <syncfusion:SfListView.ItemTemplate>
        <DataTemplate >
          <ViewCell>
            <ViewCell.View>
              <Grid>
                <Image Source="Navigate.png">
                  <Image.GestureRecognizers>
                    <TapGestureRecognizer
                        Command="{Binding Path=BindingContext.TapCommand, Source = {x:Reference listView}}"
                        CommandParameter="{Binding}" />
                  </Image.GestureRecognizers>
                </Image>
              </Grid>
            </ViewCell.View>
          </View­Cell>
        </DataTemplate>
      </syncfusion:SfListView.ItemTemplate>
    </syncfusion:SfListView>
  </ContentPage.Content>
</ContentPage>

public class ContactsViewModel : INotifyPropertyChanged
{
        private Command<object> tapCommand;
        private INavigation navigation;
        
        public Command<object> TapCommand
        {
            get { return tapCommand; }
            set { tapCommand = value; }
        }
 
        public INavigation Navigation
        {
            get { return navigation; }
            set { navigation = value; }
        }
 
        public ContactsViewModel (INavigation _navigation)
        {
            navigation = _navigation;
            tapCommand = new Command<object>(OnTapped);
        }
 
        ///<summary>        
        /// Navigating to a desired page on item tapped.
       ///</summary>
        private void OnTapped(object obj)
        {
            var newPage = new NewPage();
            newPage.BindingContext = obj;
            Navigation.PushAsync(newPage);
        }
}