How to subscribe for webhook events at org level in Heygen Team/ Enterprise?

Do we have an api key for a sub space as mentioned here?
this article on managing sub-spaces and API keys in Heygen: https://community.heygen.com/public/resources/how-to-manage-multiple-teams-or-projects-using-the-sub-spaces?utm_source=chatgpt.com

We need to listen to webhook events for all users using Heygen Team/ Enterprise. Is there a better way to subscribe for webhook events at org level rather than subscribing at the user level?