Rabt Thmyl Bwt Fry Fayr [DIRECT]

Could you please give me another hint or let me know what kind of cipher you're using? I'd love to help you decode it correctly!

It looks like you're using a substitution cipher, specifically a letter substitution where each letter is replaced by a different letter a fixed number of positions down the alphabet. rabt thmyl bwt fry fayr

"About them lab fry day"

I see you're trying to communicate in a coded way! Could you please give me another hint or