To help troubleshoot you can examine the data the Eventbrite API returns directly using the Eventbrite API explorer
First you will need your private token – see the this page if you don’t know what that is. In the rest of this article I will use XXXXXXX to represent your private token. The API explorer calls the private token ‘OAuth token’.
The easiest way to find your Organization ID is to go to the shortcode demo page and enter your private token. You ID will be displayed as soon as you enter a valid token.
If you have asked for support you may need to provide your organisation ID.