AMP error: Missing supported structured data element – SEO
I have an aggregator site for books. I created dedicated AMP (Accelerated Mobile Page) for each book. Example AMP URL: http://konyvar.hu/amp/nicholas-sparks/az-utolso-dal Example canonical URL: http://konyvar.hu/nicholas-sparks/az-utolso-dal In Google Webmaster Tools, I see the following error for this page: Missing supported structured…