Unsubscribe from Unreal Studio Beta?

As the title says.
I subscribed to UE Studio to check out Datasmith.
I didn’t find any option to opt-out again. Do I have to contact Epic?

Thanks.

Did you find any solution ?

If you wish to remove yourself from the Unreal Studio Beta, please submit the request here: https://unrealstudiohelp.epicgames.com/s/case-community-page

Thank you