gistfile1.txt

 //couple the activity with the view model
 viewModel = ViewModelProviders.of(this).get(MainActivityViewModel.class);
 //subscribe to LiveData
        viewModel.getRecipesListObservable().observe(MainActivity.this, new Observer<Resource<List<Recipe>>>() {
           @Override
           public void onChanged(@Nullable Resource<List<Recipe>> recipes) {
              Timber.d(recipes.status.toString());
           }
       });
       //ask the viewmodel for data (maybe an event happened?or onCreate?)
        viewModel.getData();
    }