You followed the directions in the following?
https://support.chess.com/customer/en/portal/articles/1444932-does-chess-com-offer-benefits-for-elite-or-titled-players-
I don't know what the turnaround time is on those but if you don't hear something early next week you might want to open a follow up ticket. You might also check your spam/junk folders on your email to make sure a message didn't get flagged.
https://support.chess.com/customer/portal/emails/new
Hi!
I'm aNational Master and I've submitted the fourm here on chess.com 3 days ago But ao far I've heard nothing back. Could somebody tell what i've done wrong?