public async Task UpdateViewModel()
        {
            IsLoading   = true;
            ResultItems = await exampleService.GetItems();

            Debug.WriteLine(ResultItems[0].channel);
            foreach (var item in ResultItems)
            {
                CollectionItems.Add(item);
            }
            Debug.WriteLine(CollectionItems[0].channel);
            IsLoading = false;
        }
        private async Task LoadData(string sortBy)
        {
            LoaderState.ToBusy();
            SortOnCode  = sortBy == "Code";
            SortOnGenus = sortBy == "Genus";
            OnPropertyChanged(nameof(SortOnCode));
            OnPropertyChanged(nameof(SortOnGenus));
            var items = await _viewProvider.GetCollectionItemsAsync(sortBy);

            CollectionItems.Clear();
            foreach (var item in items)
            {
                CollectionItems.Add(new CollectionItemViewModel(item));
            }
            LoaderState.ToIdle();
        }