Thank you for the answers, looks like i overlook this documentation. Will try again after i implement this solution on my side and give more details about my findings and question if another problem arises.

I'd like to know is it possible to separate user account and administrator account, so that we can have an admin account that oversee all registered device for diagnostic and OTA and we have user accounts that only have access to their registered device? Is it already covered on the paid version of ...