private void SendTestEvent(object sender, RoutedEventArgs e)
{
var eventHubSender = new EventHubSender(
NamespaceTextBox.Text,
EventHubNameTextBox.Text,
EventHubPublisherTextBox.Text,
EventHubSasTokenTextBox.Text);
eventHubSender.Enable();
eventHubSender.EnqueueEvent(new JObject());
}