構造化データ「JSON-LD」↓これについて。 <script type="application/ld+json"> { "@context": "http://schema.org", "@type": "NewsArticle", "headline": "Open-source framework for publishing content", "datePublished": "2015-10-07T12:02:41Z", "image": [ "logo.jpg" ] } </script> 構造化データ…