HomePageViewModel.cs

        private async void Navigate(CopyItem parameter)
        {
            // Pass the parameters as part of the navigation string. A typical example would be to pass only the ID of an object, which
            // the resulting page would lookup/resolve via a service 
            // await _navigationService.NavigateAsync($"{nameof(Views.SamplePage)}?subject={parameter.Title}&content={parameter.Body}");

            // Or, we can declare them explicity using a strongly typed object, which is ideal for passing 
            // a more complex model that the next page won't lookup on its own
            
			var payload = new NavigationParameters();
			payload.Add("content", parameter);

            await _navigationService.NavigateAsync($"Navigation/{nameof(Views.SamplePage)}", payload);
            
        }