{
  "@context": "https://www.w3.org/ns/activitystreams",
  "type": "Create",
  "object": {
    "type": "Note",
    "id": "tag:example.com,2011:note-123",
    "tag": [{
      "type": "Person",
      "url": "https://alice",
      "name": "Alice"
    }]
  }
}
