private async void ReadAttribute_Button(object sender, RoutedEventArgs e)
        {
            using (Logger.TraceMehtod())
            {
                try
                {
                    if (officerTicket == null)
                    {
                        MessageBox.Show("Authenticate first!");
                        return;
                    }

                    var user = UserName.Parse(AttributeUserNameTextBox.Text);


                    var value = await enrollmentService.GetSingleValueUserAttribute <string>(officerTicket, user, AttributeNameTextBox.Text);

                    ReadAttributeResult.Text = string.Join(Environment.NewLine, value);
                }
                catch (Exception ex)
                {
                    ReadAttributeResult.Text = ex.Message;
                }
            }
        }