Hello,
Thank you for contacting Rank Math and bringing your concern to our attention.
The Review Schema will always need to be attached to another type of Schema to be compliant as you can see from this article: https://developers.google.com/search/docs/appearance/structured-data/review-snippet
Please refer to this URL, where most of the types mentioned, which would allow you to add Review Schema to your pages: https://rankmath.com/kb/review-schema/
Hope that helps and please don’t hesitate to let us know if you have any other questions.
Thank you.
Hello,
Since we did not hear back from you for 15 days, we are assuming that you found the solution. We are closing this support ticket.
If you still need assistance or any other help, please feel free to open a new support ticket, and we will be more than happy to assist.
Thank you.