Necessary Properties

With this support table, we want to illustrate, which properties can be removed from an object, and still create an appropriate response. We note that the basic form of an object is

{
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "as:Public",
      "http://mitra/users/admin"
    ],
    "id": "http://pasture-one-actor/actor/wFuWTn-8BiE",
    "published": "2023-11-28T11:38:15Z",
    "content": "All fields"
}

Examples

Example 1

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://akkoma/users/witch",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/activity/Y9Ujzi17tvQ",
  "published": "2025-10-14T09:05:57Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://akkoma/users/witch"
    ],
    "id": "http://pasture-one-actor/object/_RVKa0b9EtI",
    "published": "2025-10-14T09:05:57Z",
    "content": "All fields"
  }
}

akkoma

{
  "visibility": "public",
  "replies_count": 0,
  "bookmarked": false,
  "pleroma": {
    "content": {
      "text/plain": "All fields"
    },
    "context": "http://pasture-one-actor/object/_RVKa0b9EtI",
    "conversation_id": 1784663890,
    "direct_conversation_id": null,
    "emoji_reactions": [],
    "expires_at": null,
    "in_reply_to_account_acct": null,
    "local": false,
    "parent_visible": false,
    "pinned_at": null,
    "spoiler_text": {
      "text/plain": ""
    },
    "thread_muted": false
  },
  "spoiler_text": "",
  "uri": "http://pasture-one-actor/object/_RVKa0b9EtI",
  "quote": null,
  "media_attachments": [],
  "card": null,
  "edited_at": null,
  "id": "AzC9gEep1rKr1jJYXY",
  "muted": false,
  "emoji_reactions": [],
  "in_reply_to_account_id": null,
  "reblogged": false,
  "created_at": "2025-10-14T09:05:57.000Z",
  "text": null,
  "reblogs_count": 0,
  "pinned": false,
  "url": "http://pasture-one-actor/object/_RVKa0b9EtI",
  "content": "All fields",
  "reblog": null,
  "application": null,
  "mentions": [
    {
      "acct": "witch",
      "id": "AzC8swYwaUNrXx8owS",
      "url": "http://akkoma/users/witch",
      "username": "witch"
    }
  ],
  "poll": null,
  "sensitive": false,
  "quote_id": null,
  "akkoma": {
    "source": null
  },
  "in_reply_to_id": null,
  "emojis": [],
  "account": {
    "acct": "actor@pasture-one-actor",
    "akkoma": {
      "instance": null,
      "permit_followback": false,
      "status_ttl_days": null
    },
    "avatar": "http://akkoma/images/avi.png",
    "avatar_static": "http://akkoma/images/avi.png",
    "bot": false,
    "created_at": "2025-10-14T08:58:34.000Z",
    "display_name": "Test Actor",
    "emojis": [],
    "fields": [],
    "followers_count": 0,
    "following_count": 0,
    "fqn": "actor@pasture-one-actor",
    "header": "http://akkoma/images/banner.png",
    "header_static": "http://akkoma/images/banner.png",
    "id": "AzC91MZuftkZihWr56",
    "last_status_at": "2025-10-14",
    "locked": false,
    "note": "",
    "pleroma": {
      "also_known_as": [],
      "ap_id": "http://pasture-one-actor/actor",
      "background_image": null,
      "favicon": null,
      "hide_favorites": true,
      "hide_followers": false,
      "hide_followers_count": false,
      "hide_follows": false,
      "hide_follows_count": false,
      "is_admin": false,
      "is_confirmed": true,
      "is_moderator": false,
      "is_suggested": false,
      "relationship": {},
      "skip_thread_containment": false,
      "tags": []
    },
    "source": {
      "fields": [],
      "note": "",
      "pleroma": {
        "actor_type": "Person",
        "discoverable": false
      },
      "sensitive": false
    },
    "statuses_count": 264,
    "url": "http://pasture-one-actor/actor",
    "username": "actor"
  },
  "tags": [],
  "language": null,
  "favourited": false,
  "favourites_count": 0
}

Example 2

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://akkoma/users/witch",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/activity/9E8uUqvSvNY",
  "published": "2025-10-14T09:05:58Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://akkoma/users/witch"
    ],
    "id": null,
    "published": "2025-10-14T09:05:58Z",
    "content": "without id"
  }
}

no result

Example 3

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://akkoma/users/witch",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/activity/rJelViALSpk",
  "published": "2025-10-14T09:06:10Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://akkoma/users/witch"
    ],
    "id": "http://pasture-one-actor/object/LOQjrSeoo0I",
    "published": null,
    "content": "without published"
  }
}

akkoma

{
  "visibility": "public",
  "replies_count": 0,
  "bookmarked": false,
  "pleroma": {
    "content": {
      "text/plain": "without published"
    },
    "context": "http://pasture-one-actor/object/LOQjrSeoo0I",
    "conversation_id": 2071549503,
    "direct_conversation_id": null,
    "emoji_reactions": [],
    "expires_at": null,
    "in_reply_to_account_acct": null,
    "local": false,
    "parent_visible": false,
    "pinned_at": null,
    "spoiler_text": {
      "text/plain": ""
    },
    "thread_muted": false
  },
  "spoiler_text": "",
  "uri": "http://pasture-one-actor/object/LOQjrSeoo0I",
  "quote": null,
  "media_attachments": [],
  "card": null,
  "edited_at": null,
  "id": "AzC9hOg3GF6GOORYS8",
  "muted": false,
  "emoji_reactions": [],
  "in_reply_to_account_id": null,
  "reblogged": false,
  "created_at": "1970-01-01T00:00:00Z",
  "text": null,
  "reblogs_count": 0,
  "pinned": false,
  "url": "http://pasture-one-actor/object/LOQjrSeoo0I",
  "content": "without published",
  "reblog": null,
  "application": null,
  "mentions": [
    {
      "acct": "witch",
      "id": "AzC8swYwaUNrXx8owS",
      "url": "http://akkoma/users/witch",
      "username": "witch"
    }
  ],
  "poll": null,
  "sensitive": false,
  "quote_id": null,
  "akkoma": {
    "source": null
  },
  "in_reply_to_id": null,
  "emojis": [],
  "account": {
    "acct": "actor@pasture-one-actor",
    "akkoma": {
      "instance": null,
      "permit_followback": false,
      "status_ttl_days": null
    },
    "avatar": "http://akkoma/images/avi.png",
    "avatar_static": "http://akkoma/images/avi.png",
    "bot": false,
    "created_at": "2025-10-14T08:58:34.000Z",
    "display_name": "Test Actor",
    "emojis": [],
    "fields": [],
    "followers_count": 0,
    "following_count": 0,
    "fqn": "actor@pasture-one-actor",
    "header": "http://akkoma/images/banner.png",
    "header_static": "http://akkoma/images/banner.png",
    "id": "AzC91MZuftkZihWr56",
    "last_status_at": "2025-10-14",
    "locked": false,
    "note": "",
    "pleroma": {
      "also_known_as": [],
      "ap_id": "http://pasture-one-actor/actor",
      "background_image": null,
      "favicon": null,
      "hide_favorites": true,
      "hide_followers": false,
      "hide_followers_count": false,
      "hide_follows": false,
      "hide_follows_count": false,
      "is_admin": false,
      "is_confirmed": true,
      "is_moderator": false,
      "is_suggested": false,
      "relationship": {},
      "skip_thread_containment": false,
      "tags": []
    },
    "source": {
      "fields": [],
      "note": "",
      "pleroma": {
        "actor_type": "Person",
        "discoverable": false
      },
      "sensitive": false
    },
    "statuses_count": 265,
    "url": "http://pasture-one-actor/actor",
    "username": "actor"
  },
  "tags": [],
  "language": null,
  "favourited": false,
  "favourites_count": 0
}

Example 4

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://akkoma/users/witch",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/activity/Hru6Voklcx8",
  "published": "2025-10-14T09:06:11Z",
  "object": {
    "type": "Note",
    "attributedTo": null,
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://akkoma/users/witch"
    ],
    "id": "http://pasture-one-actor/object/DIEpktheDgI",
    "published": "2025-10-14T09:06:11Z",
    "content": "without attributedTo"
  }
}

no result

Example 5

activity

{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://akkoma/users/witch",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/activity/iXCqoLisnS4",
  "published": "2025-10-14T09:06:23Z",
  "object": {
    "type": null,
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://akkoma/users/witch"
    ],
    "id": "http://pasture-one-actor/object/o648VtHMn7g",
    "published": "2025-10-14T09:06:23Z",
    "content": "without type"
  }
}

no result