<http://schema.org/thumbnailUrl>
<https://www.androidcentral.com/sites/androidcentral.com/files/styles/thumbnail/public/article_images/2016/02/casting-targets.jpg?itok=8qDiHt01>
<http://www.androidcentral.com/new-30-version-google-cast-sdk-released-android-and-ios-app-developers>