I *BELIEVE* (@RokuDanny-R please confirm or correct) that your payment information is all contained on you Roku account, not on the individual device. With the Roku account canceled I think you should be in the clear.
Roku Community Streaming Expert I am not a Roku employee, only a user like you. Please, no support questions via private message -- post them publicly to the Community where others may benefit as well. If this post solves your problem please help others find this answer by clicking " Accept as Solution.".
Streaming Stick 4K+ 3821 | Streaming Stick+ 3810 | TCL Roku TV 43S245/C107X