I don't know why you're calling it a scam when you're not actually losing anything just your account. I would only call it a scam if you had a balance and couldn't withdraw it.

About bonuses, maybe just wait until primedice completely closes. But like others have said, it's better not to assume that you/ll get any bonus from the closure of primedice.com.
I think you might receive some form of compensation, especially if your VIP progress is already equivalent to Diamond VIP. No one knows..