{
  "@context": "https://www.w3.org/ns/activitystreams",
  "id": "https://example.com/~alice/note/72",
  "type": "Tombstone",
  "published": "2015-02-10T15:04:55Z",
  "updated": "2015-02-10T15:04:55Z",
  "deleted": "2015-02-10T15:04:55Z"
}