I received a manual action on my structured data site.
"The evaluation is written by the site or the person offering the service.
It is not possible to write or provide evaluations of the company or content provider unless they are editorial reviews of independent and unpaid customers."
I use the structured data "Review"
I think since you don't have the voting option for visitors, Google will no longer accept this Shema model.
You could add the option for the visitor to vote, as you have in the plugin All In One Schema Rich Snippets
What can you do to help us?