Since you are paid customers you should escalate your issue through Google Workspace support https://support.google.com/a/answer/1047213?hl=en
Insist that your issue be escalated to an internal bug so that it is properly triaged.
Even if the videos were deleted as part of the suspension, it's highly likely that there are still multiple backups and cached versions in Google's systems. They should be able to help you restore them at the very least.