iCloud Custom Email Domain with Wix

Apple's official documentation doesn't quite match up with Wix DNS settings' options.

Here's what I understand.

Add the 2x MX Records to Wix's MX

Add the other 3 records (DKIM, TEXT, SPF) to Wix's Text DNS

Remove ending punctuation and quotations.

When I check everything it on iCloud under "Finish Setup" it says:

"Check your DKIM record"

Getting information from these two threads -

The MX records provided by iCloud don't w… - Apple Community

Hi guys, how do I connect the iCloud+ to … - Apple Community

Any ideas?