Once your installation is complete you can view events being sent to Zuko in the network tab of your browser.
A form view event is sent to Zuko:
An interaction event is sent to Zuko:
After the main Zuko code is loaded, start to interact wth different elements in your form; you should see events being sent to Zuko in a constant stream, like the above.
A completion event is sent to Zuko:
If you can submit your form, do so and look out for the above event to ensure completion events are being fired correctly.