Did you read my last post? None of this matters. The effects of a System Format are very well-established. It doesn't matter what you backed up. I have given you the two options available to you. (You can also restore the old encryption key if you restore a NAND backup, if you made a NAND backup before formatting – but that will just get you right back where you started.)
You can read an explanation about the various things in Godmode9 at
https://github.com/d0k3/GodMode9 .