Do not add the following tags:
The following codes are not accepted because they are added in other sections of your account or Editor:
Title / description/ keywords
When adding multiple verification meta tags, add all of the tags consecutively, without separating them with spaces or commas. Please make sure each tag has open ('<') and close ('>') tags.
For Pinterest verification you first have to connect your own domain to your Wix site and upgrade to a Premium Plan.
Correct format for accepted codes :
Google Search Console
For Bing Webmaster tools
Norton safe web site verification