private void OnStatePropertyChange(object sender, PropertyChangedEventArgs e)
        {
            StateHasChanged();

            if (PagerChanged.HasDelegate && (e.PropertyName == nameof(DataPagerState.Page) || e.PropertyName == nameof(DataPagerState.PageSize)))
            {
                PagerChanged.InvokeAsync(new PageChangedEventArgs(PagerState.Page, PageSize));
            }
        }