private async void btnFulfillment_Click(object sender, RoutedEventArgs e)
{
var quantity = int.Parse(txtQuantity.Text);
var result = await StoreHelper.FulfillmentReport(txtAddOnId.Text, quantity);
Logs("=====Report Fulfillment================");
if (!result.Item1)
{
Logs("Error");
}
Logs(result.Item2);
}
