[
  "https://www.w3.org/ns/activitystreams",
  {
    "stickied": "as:stickied",
    "pt": "https://join-lemmy.org#",
    "sc": "http://schema.org#",
    "matrixUserId": {
      "type": "sc:Text",
      "id": "as:alsoKnownAs"
    },
    "sensitive": "as:sensitive",
    "comments_enabled": {
      "type": "sc:Boolean",
      "id": "pt:commentsEnabled"
    },
    "moderators": "as:moderators"
  },
  "https://w3id.org/security/v1"
]