async void updateEntities() { string gamesJson = await Requests.Get(ConstantSettings.GetGames); string studiosJson = await Requests.Get(ConstantSettings.GetStudios); string genresJson = await Requests.Get(ConstantSettings.GetGenres); string usersJson = await Requests.Get(ConstantSettings.GetUsers); List <Game> games = JsonConvert.DeserializeObject <List <Game> >(gamesJson); List <Studio> studios = JsonConvert.DeserializeObject <List <Studio> >(studiosJson); List <Genre> genres = JsonConvert.DeserializeObject <List <Genre> >(genresJson); List <User> users = JsonConvert.DeserializeObject <List <User> >(usersJson); List <GameView> gamesView = await EntityConverter.ToGamesView(games); List <StudioView> studiosView = EntityConverter.ToStudiosView(studios); List <GenreView> genresView = EntityConverter.TeGenresView(genres); List <UserView> usersView = EntityConverter.ToUsersView(users); dataGridGames.ItemsSource = gamesView; dataGridStudios.ItemsSource = studiosView; dataGridGenres.ItemsSource = genresView; dataGridUsers.ItemsSource = usersView; }