<http://schema.org/thumbnailUrl>
<https://www.imore.com/sites/imore.com/files/styles/thumbnail/public/field/image/2015/04/how-to-emoji-diversity-hero.jpg?itok=Ce09WC_Y>
<http://www.imore.com/apple-may-include-new-imessage-emoji-ios-91-os-x-10111>