{
  "@context": "https://www.w3.org/ns/activitystreams",
  "summary": "Joe liked a note",
  "type": ["Like", "http://schema.org/LikeAction"],
  "id": "http://www.test.example/activity/1",
  "actor": "http://example.org/profiles/joe",
  "object": "http://example.com/notes/1",
  "published": "2014-09-30T12:34:56Z"
}