protected async void LoadItems()
{
IsLoading = true;
StateHasChanged();
HistoryModel historyModel = await HttpClient.GetFromJsonAsync <HistoryModel>($"/api/history?page={Page}");
List <IListItem> items = historyModel.GetItems();
IsEmpty = items.Count() == 0;
HistoryItems.AddRange(items);
StateHasChanged();
}