  Some additional
        details about the article, actor and target blog are given using
        properties defined by the
        <a href="https://www.w3.org/TR/activitystreams-vocabulary/">Activity Streams 2.0
        Vocabulary</a>.
      </figcaption>
<div id="ex2-jsonld" style="display: block;">
<pre class="example highlight json">{
  "@context": "https://www.w3.org/ns/activitystreams",
  "summary": "Martin added an article to his blog",
  "type": "Add",
  "published": "2015-02-10T15:04:55Z",
  "acto