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AttachmentsΒΆ

In the support table:

  • "βœ…" means at least one attachment,
  • "-" means parsed
  • "❌" means failed to parse

For more on image attachments see Image Description and Image Attachments.

ExamplesΒΆ

Example 1ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/zvYHhwLy3C8",
  "published": "2025-09-09T11:53:36Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/PjUZLvZDZlQ",
    "published": "2025-09-09T11:53:36Z",
    "content": "Image",
    "attachment": [
      {
        "type": "Image",
        "url": "http://pasture-one-actor/assets/cow.jpg",
        "mediaType": "image/jpeg",
        "name": "a cow"
      }
    ]
  }
}
misskey
{
  "id": "acg23mdcvoex008p",
  "createdAt": "2025-09-09T11:53:36.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Image",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "acg1wchrvoex001s"
  ],
  "files": [
    {
      "id": "acg1wchrvoex001s",
      "createdAt": "2025-09-09T11:47:56.607Z",
      "name": "cow.jpg",
      "type": "image/jpeg",
      "md5": "79665fe8c07445157afebd1543f36b71",
      "size": 0,
      "isSensitive": false,
      "blurhash": "ejK^]TI9_3t6NG_4%gRkV[of%hWCIUt7jEo#V@aJbHofazadjYWVkD",
      "properties": {
        "width": 200,
        "height": 164
      },
      "url": "http://pasture-one-actor/assets/cow.jpg",
      "thumbnailUrl": "http://pasture-one-actor/assets/cow.jpg",
      "comment": "A beautiful cow",
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/PjUZLvZDZlQ",
  "clippedCount": 0
}

Example 2ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/YpUgJtTT6H8",
  "published": "2025-09-09T11:53:36Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/UjmfI7odB_M",
    "published": "2025-09-09T11:53:36Z",
    "content": "Video",
    "attachment": [
      {
        "type": "Video",
        "url": "http://pasture-one-actor/assets/cow_eating.mp4",
        "mediaType": "video/mp4",
        "name": "a cow eating grass"
      }
    ]
  }
}
misskey
{
  "id": "acg23mdcvoex008q",
  "createdAt": "2025-09-09T11:53:36.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Video",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "acg1wd9nvoex001u"
  ],
  "files": [
    {
      "id": "acg1wd9nvoex001u",
      "createdAt": "2025-09-09T11:47:57.611Z",
      "name": "cow_eating.mp4",
      "type": "video/mp4",
      "md5": "19e0d3ecdd0230ed857c9c88dd247012",
      "size": 0,
      "isSensitive": false,
      "blurhash": null,
      "properties": {},
      "url": "http://pasture-one-actor/assets/cow_eating.mp4",
      "thumbnailUrl": null,
      "comment": "A beautiful cow eating",
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/UjmfI7odB_M",
  "clippedCount": 0
}

Example 3ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/JVEW0MD3FKU",
  "published": "2025-09-09T11:53:37Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/K9l5o1FWITA",
    "published": "2025-09-09T11:53:37Z",
    "content": "Audio",
    "attachment": [
      {
        "type": "Audio",
        "url": "http://pasture-one-actor/assets/cow_moo.mp3",
        "mediaType": "audio/mpeg",
        "name": "the moo sound of a cow"
      }
    ]
  }
}
misskey
{
  "id": "acg23n54voex008r",
  "createdAt": "2025-09-09T11:53:37.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Audio",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "acg1wdhbvoex001w"
  ],
  "files": [
    {
      "id": "acg1wdhbvoex001w",
      "createdAt": "2025-09-09T11:47:57.887Z",
      "name": "cow_moo.mp3",
      "type": "audio/mpeg",
      "md5": "af0b1c1fdd1e74cb559072d725f7de31",
      "size": 0,
      "isSensitive": false,
      "blurhash": null,
      "properties": {},
      "url": "http://pasture-one-actor/assets/cow_moo.mp3",
      "thumbnailUrl": null,
      "comment": "A cow mooing",
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/K9l5o1FWITA",
  "clippedCount": 0
}

Example 4ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/0m0gIqRCgL0",
  "published": "2025-09-09T11:53:38Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/397C8-UAOqs",
    "published": "2025-09-09T11:53:38Z",
    "content": "Audio as Document",
    "attachment": [
      {
        "type": "Document",
        "url": "http://pasture-one-actor/assets/cow_moo.mp3",
        "mediaType": "audio/mpeg",
        "name": "the moo sound of a cow"
      }
    ]
  }
}
misskey
{
  "id": "acg23nwwvoex008s",
  "createdAt": "2025-09-09T11:53:38.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Audio as Document",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "acg1wdhbvoex001w"
  ],
  "files": [
    {
      "id": "acg1wdhbvoex001w",
      "createdAt": "2025-09-09T11:47:57.887Z",
      "name": "cow_moo.mp3",
      "type": "audio/mpeg",
      "md5": "af0b1c1fdd1e74cb559072d725f7de31",
      "size": 0,
      "isSensitive": false,
      "blurhash": null,
      "properties": {},
      "url": "http://pasture-one-actor/assets/cow_moo.mp3",
      "thumbnailUrl": null,
      "comment": "A cow mooing",
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/397C8-UAOqs",
  "clippedCount": 0
}

Example 5ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/NbOgTP-HITA",
  "published": "2025-09-09T11:53:38Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/kzTe0Kkaw88",
    "published": "2025-09-09T11:53:38Z",
    "content": "Link",
    "attachment": {
      "href": "https://funfedi.dev",
      "type": "Link"
    }
  }
}
misskey
{
  "id": "acg23nwwvoex008t",
  "createdAt": "2025-09-09T11:53:38.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Link",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/kzTe0Kkaw88",
  "clippedCount": 0
}

Example 6ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/EPsEHplsmSQ",
  "published": "2025-09-09T11:53:39Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/fvQkGP6-Uug",
    "published": "2025-09-09T11:53:39Z",
    "content": "Payment Link, see FEP-0ea0",
    "attachment": {
      "type": "Link",
      "name": "Donate",
      "href": "payto://iban/DE75512108001245126199",
      "rel": "payment"
    }
  }
}
misskey
{
  "id": "acg23ooovoex008u",
  "createdAt": "2025-09-09T11:53:39.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Payment Link, see FEP-0ea0",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/fvQkGP6-Uug",
  "clippedCount": 0
}

Example 7ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/mjBjrCCOIhY",
  "published": "2025-09-09T11:53:40Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/YJCWCnbdEls",
    "published": "2025-09-09T11:53:40Z",
    "content": "Text document",
    "attachment": {
      "type": "Document",
      "name": "text document",
      "url": "http://pasture-one-actor/assets/sample.txt"
    }
  }
}
misskey
{
  "id": "acg23pggvoex008w",
  "createdAt": "2025-09-09T11:53:40.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Text document",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "acg23prrvoex008v"
  ],
  "files": [
    {
      "id": "acg23prrvoex008v",
      "createdAt": "2025-09-09T11:53:40.407Z",
      "name": "sample.txt",
      "type": "text/plain",
      "md5": "b1a04be5bd796eaa46782e36510f2b46",
      "size": 0,
      "isSensitive": false,
      "blurhash": null,
      "properties": {},
      "url": "http://pasture-one-actor/assets/sample.txt",
      "thumbnailUrl": null,
      "comment": "text document",
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/YJCWCnbdEls",
  "clippedCount": 0
}

Example 8ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/tryXH1lueak",
  "published": "2025-09-09T11:53:40Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/C2Mnf31tUig",
    "published": "2025-09-09T11:53:40Z",
    "content": "Text document, href instead of url",
    "attachment": {
      "type": "Document",
      "name": "text document",
      "href": "http://pasture-one-actor/assets/sample.txt"
    }
  }
}
misskey
{
  "id": "acg23pggvoex008x",
  "createdAt": "2025-09-09T11:53:40.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Text document, href instead of url",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/C2Mnf31tUig",
  "clippedCount": 0
}

Example 9ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/kFCfYEIuHpM",
  "published": "2025-09-09T11:53:41Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/29Ym50cyjXY",
    "published": "2025-09-09T11:53:41Z",
    "content": "attached note",
    "attachment": {
      "type": "Note",
      "attributedTo": "http://pasture-one-actor/actor",
      "name": "attached note",
      "content": "This is just a note",
      "published": "2024-03-06T07:23:56Z"
    }
  }
}
misskey
{
  "id": "acg23q88voex008y",
  "createdAt": "2025-09-09T11:53:41.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "attached note",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/29Ym50cyjXY",
  "clippedCount": 0
}

Example 10ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/5Fl5aCz5ZOI",
  "published": "2025-09-09T11:53:42Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/lLN7xwBgB-A",
    "published": "2025-09-09T11:53:42Z",
    "content": "Recipe",
    "attachment": {
      "@context": "https://schema.org/docs/jsonldcontext.jsonld",
      "@type": "Recipe",
      "name": "Peanut Butter and Jelly Sandwich",
      "recipeIngredient": [
        "Bread",
        "Peanut Butter",
        "Raspberry Jam",
        "Coffee (optional)"
      ],
      "recipeCategory": "Breakfast",
      "recipeInstructions": [
        {
          "@type": "HowToStep",
          "text": "Take a slice of bread and put it on a plate"
        },
        {
          "@type": "HowToStep",
          "text": "Spread peanut butter on the bread"
        },
        {
          "@type": "HowToStep",
          "text": "Spread raspberry jam on top of the peanut butter"
        },
        {
          "@type": "HowToStep",
          "text": "Eat your PB&J Sandwich and drink your coffee if you have it"
        },
        {
          "@type": "HowToStep",
          "text": "Check if you are still hungry, if yes a repeat step 1"
        }
      ]
    }
  }
}
misskey
{
  "id": "acg23r00voex008z",
  "createdAt": "2025-09-09T11:53:42.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "Recipe",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/lLN7xwBgB-A",
  "clippedCount": 0
}

Example 11ΒΆ

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/U847XMtYCxU",
  "published": "2025-09-09T11:53:42Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/acg1try90vrs0003"
    ],
    "id": "http://pasture-one-actor/object/8Sj5oLDIyRQ",
    "published": "2025-09-09T11:53:42Z",
    "content": "10 images",
    "attachment": [
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/101.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/102.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/103.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/104.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/105.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/106.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/107.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/108.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/109.png"
      },
      {
        "type": "Document",
        "url": "http://pasture-one-actor/images/1010.png"
      }
    ]
  }
}
misskey
{
  "id": "acg23r00voex009a",
  "createdAt": "2025-09-09T11:53:42.000Z",
  "userId": "acg1vki1voex0003",
  "user": {
    "id": "acg1vki1voex0003",
    "name": "Test Actor",
    "username": "actor",
    "host": "pasture-one-actor",
    "avatarUrl": "http://misskey/identicon/actor@pasture-one-actor",
    "avatarBlurhash": null,
    "avatarDecorations": [],
    "isBot": false,
    "isCat": false,
    "instance": {
      "name": null,
      "softwareName": null,
      "softwareVersion": null,
      "iconUrl": null,
      "faviconUrl": null,
      "themeColor": null
    },
    "emojis": {},
    "onlineStatus": "unknown"
  },
  "text": "10 images",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "acg23rwivoex0090",
    "acg23rxqvoex0091",
    "acg23ryqvoex0092",
    "acg23s02voex0093",
    "acg23s1bvoex0094",
    "acg23s2kvoex0095",
    "acg23s3svoex0096",
    "acg23s52voex0097",
    "acg23s68voex0098",
    "acg23s7ovoex0099"
  ],
  "files": [
    {
      "id": "acg23rwivoex0090",
      "createdAt": "2025-09-09T11:53:43.170Z",
      "name": "101.png",
      "type": "image/png",
      "md5": "4a16699cc6191da13b937809e13b16c4",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e1A%^J$XfQ$XfQ$XjufQjufQfQfQfQfQfQ$XjufQjufQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/101.png",
      "thumbnailUrl": "http://pasture-one-actor/images/101.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23rxqvoex0091",
      "createdAt": "2025-09-09T11:53:43.214Z",
      "name": "102.png",
      "type": "image/png",
      "md5": "189dd88052be042060bd3d55f9176e19",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e3P#ra~8fQ~8fQ~8j@fQj@fQfQfQfQfQfQ~8j@fQj@fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/102.png",
      "thumbnailUrl": "http://pasture-one-actor/images/102.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23ryqvoex0092",
      "createdAt": "2025-09-09T11:53:43.250Z",
      "name": "103.png",
      "type": "image/png",
      "md5": "a268135a0a2f869221285b982d1b5de8",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e10_TykcfQkcfQkcfRfQfRfQfQfQfQfQfQkcfRfQfRfQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/103.png",
      "thumbnailUrl": "http://pasture-one-actor/images/103.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23s02voex0093",
      "createdAt": "2025-09-09T11:53:43.298Z",
      "name": "104.png",
      "type": "image/png",
      "md5": "4e83e55b2fdaf410fa1e2ca5e409f322",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e03m-BpefQpefQpefkfQfkfQfQfQfQfQfQpefkfQfkfQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/104.png",
      "thumbnailUrl": "http://pasture-one-actor/images/104.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23s1bvoex0094",
      "createdAt": "2025-09-09T11:53:43.343Z",
      "name": "105.png",
      "type": "image/png",
      "md5": "b24c95bda314cb58d17579d0f3cd7241",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2NjXd}rfQ}rfQ}rj@fQj@fQfQfQfQfQfQ}rj@fQj@fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/105.png",
      "thumbnailUrl": "http://pasture-one-actor/images/105.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23s2kvoex0095",
      "createdAt": "2025-09-09T11:53:43.388Z",
      "name": "106.png",
      "type": "image/png",
      "md5": "dbd3bd96f41b8f45d45a9c7b32e9ddfa",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e0Fq.v~QfQ~QfQ~Qj@fQj@fQfQfQfQfQfQ~Qj@fQj@fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/106.png",
      "thumbnailUrl": "http://pasture-one-actor/images/106.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23s3svoex0096",
      "createdAt": "2025-09-09T11:53:43.432Z",
      "name": "107.png",
      "type": "image/png",
      "md5": "4a409b9accfe152ce66c9bebf726865d",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2M*kN~ifQ~ifQ~ij@fQj@fQfQfQfQfQfQ~ij@fQj@fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/107.png",
      "thumbnailUrl": "http://pasture-one-actor/images/107.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23s52voex0097",
      "createdAt": "2025-09-09T11:53:43.478Z",
      "name": "108.png",
      "type": "image/png",
      "md5": "0052894a384af2f7601bd6980f21167f",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2K{EZ_JfQ_JfQ_Jj[fQj[fQfQfQfQfQfQ_Jj[fQj[fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/108.png",
      "thumbnailUrl": "http://pasture-one-actor/images/108.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23s68voex0098",
      "createdAt": "2025-09-09T11:53:43.520Z",
      "name": "109.png",
      "type": "image/png",
      "md5": "a11c8be76f24d86032287c2fdb0c6d41",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e4NiG,=kfQ=kfQ=kjufQjufQfQfQfQfQfQ=kjufQjufQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/109.png",
      "thumbnailUrl": "http://pasture-one-actor/images/109.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    },
    {
      "id": "acg23s7ovoex0099",
      "createdAt": "2025-09-09T11:53:43.572Z",
      "name": "1010.png",
      "type": "image/png",
      "md5": "869422be9805e2ed22ce2da5a6032998",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e4QA,2_NfQ_NfQ_Nj[fQj[fQfQfQfQfQfQ_Nj[fQj[fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/1010.png",
      "thumbnailUrl": "http://pasture-one-actor/images/1010.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "acg1vki1voex0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/8Sj5oLDIyRQ",
  "clippedCount": 0
}