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Attachments

In the support table:

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

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

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://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/jFAXwetW50c",
  "published": "2025-07-21T11:48:04Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/qt3hp6BclI4",
    "published": "2025-07-21T11:48:04Z",
    "content": "Image",
    "attachment": [
      {
        "type": "Image",
        "url": "http://pasture-one-actor/assets/cow.jpg",
        "mediaType": "image/jpeg",
        "name": "a cow"
      }
    ]
  }
}
misskey
{
  "id": "aaglvwv4gfvs0077",
  "createdAt": "2025-07-21T11:48:04.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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": [
    "aaglouv7gfvs000w"
  ],
  "files": [
    {
      "id": "aaglouv7gfvs000w",
      "createdAt": "2025-07-21T11:42:34.819Z",
      "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": "aagloikvgfvs0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/qt3hp6BclI4",
  "clippedCount": 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://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/yddw7a0zTyc",
  "published": "2025-07-21T11:48:05Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/D3Yoyh_DUV4",
    "published": "2025-07-21T11:48:05Z",
    "content": "Video",
    "attachment": [
      {
        "type": "Video",
        "url": "http://pasture-one-actor/assets/cow_eating.mp4",
        "mediaType": "video/mp4",
        "name": "a cow eating grass"
      }
    ]
  }
}
misskey
{
  "id": "aaglvxmwgfvs0078",
  "createdAt": "2025-07-21T11:48:05.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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": [
    "aagloveogfvs000y"
  ],
  "files": [
    {
      "id": "aagloveogfvs000y",
      "createdAt": "2025-07-21T11:42:35.520Z",
      "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": "aagloikvgfvs0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/D3Yoyh_DUV4",
  "clippedCount": 0
}

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://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/xVM8OLeMXuc",
  "published": "2025-07-21T11:48:06Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/Tfml9ifpruw",
    "published": "2025-07-21T11:48:06Z",
    "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": "aaglvyeogfvs0079",
  "createdAt": "2025-07-21T11:48:06.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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": [
    "aaglovvpgfvs0010"
  ],
  "files": [
    {
      "id": "aaglovvpgfvs0010",
      "createdAt": "2025-07-21T11:42:36.133Z",
      "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": "aagloikvgfvs0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/Tfml9ifpruw",
  "clippedCount": 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://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/091ez1UQD6U",
  "published": "2025-07-21T11:48:06Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/M_V-vwvK_ww",
    "published": "2025-07-21T11:48:06Z",
    "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": "aaglvyeogfvs007a",
  "createdAt": "2025-07-21T11:48:06.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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": [
    "aaglovvpgfvs0010"
  ],
  "files": [
    {
      "id": "aaglovvpgfvs0010",
      "createdAt": "2025-07-21T11:42:36.133Z",
      "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": "aagloikvgfvs0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/M_V-vwvK_ww",
  "clippedCount": 0
}

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://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/Oh5N7Z9qJ9A",
  "published": "2025-07-21T11:48:07Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/kIeZYFXeebg",
    "published": "2025-07-21T11:48:07Z",
    "content": "Link",
    "attachment": {
      "href": "https://funfedi.dev",
      "type": "Link"
    }
  }
}
misskey
{
  "id": "aaglvz6ggfvs007b",
  "createdAt": "2025-07-21T11:48:07.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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/actor/kIeZYFXeebg",
  "clippedCount": 0
}

Example 6

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/8YAEqizR4Pg",
  "published": "2025-07-21T11:48:08Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/xG9umsfOqBE",
    "published": "2025-07-21T11:48:08Z",
    "content": "Payment Link, see FEP-0ea0",
    "attachment": {
      "type": "Link",
      "name": "Donate",
      "href": "payto://iban/DE75512108001245126199",
      "rel": "payment"
    }
  }
}
misskey
{
  "id": "aaglvzy8gfvs007c",
  "createdAt": "2025-07-21T11:48:08.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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/actor/xG9umsfOqBE",
  "clippedCount": 0
}

Example 7

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/pItgYhrXMu0",
  "published": "2025-07-21T11:48:08Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/vDjgnIdchAY",
    "published": "2025-07-21T11:48:08Z",
    "content": "Text document",
    "attachment": {
      "type": "Document",
      "name": "text document",
      "url": "http://pasture-one-actor/assets/sample.txt"
    }
  }
}
misskey
{
  "id": "aaglvzy8gfvs007e",
  "createdAt": "2025-07-21T11:48:08.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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": [
    "aaglw0sigfvs007d"
  ],
  "files": [
    {
      "id": "aaglw0sigfvs007d",
      "createdAt": "2025-07-21T11:48:09.090Z",
      "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": "aagloikvgfvs0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/vDjgnIdchAY",
  "clippedCount": 0
}

Example 8

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/j1ugQVGOWWw",
  "published": "2025-07-21T11:48:09Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/CZwW8ABI59Q",
    "published": "2025-07-21T11:48:09Z",
    "content": "Text document, href instead of url",
    "attachment": {
      "type": "Document",
      "name": "text document",
      "href": "http://pasture-one-actor/assets/sample.txt"
    }
  }
}
misskey
{
  "id": "aaglw0q0gfvs007f",
  "createdAt": "2025-07-21T11:48:09.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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/actor/CZwW8ABI59Q",
  "clippedCount": 0
}

Example 9

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/A0f06xzQY3c",
  "published": "2025-07-21T11:48:10Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/hmWju6NMsKQ",
    "published": "2025-07-21T11:48:10Z",
    "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": "aaglw1hsgfvs007g",
  "createdAt": "2025-07-21T11:48:10.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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/actor/hmWju6NMsKQ",
  "clippedCount": 0
}

Example 10

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/6u7LMZG6rhU",
  "published": "2025-07-21T11:48:10Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/-Kbg6Ya_-V8",
    "published": "2025-07-21T11:48:10Z",
    "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": "aaglw1hsgfvs007h",
  "createdAt": "2025-07-21T11:48:10.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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/actor/-Kbg6Ya_-V8",
  "clippedCount": 0
}

Example 11

activity
{
  "@context": [
    "https://www.w3.org/ns/activitystreams",
    {
      "Hashtag": "as:Hashtag",
      "sensitive": "as:sensitive"
    }
  ],
  "type": "Create",
  "actor": "http://pasture-one-actor/actor",
  "to": [
    "http://misskey/users/aaglmo5xogmz0004",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/93HJZEEqk8A",
  "published": "2025-07-21T11:48:11Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/aaglmo5xogmz0004"
    ],
    "id": "http://pasture-one-actor/actor/Y-nDVSBV-ac",
    "published": "2025-07-21T11:48:11Z",
    "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": "aaglw29kgfvs007s",
  "createdAt": "2025-07-21T11:48:11.000Z",
  "userId": "aagloikvgfvs0003",
  "user": {
    "id": "aagloikvgfvs0003",
    "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": [
    "aaglw2wkgfvs007i",
    "aaglw2xsgfvs007j",
    "aaglw2yzgfvs007k",
    "aaglw306gfvs007l",
    "aaglw31egfvs007m",
    "aaglw32mgfvs007n",
    "aaglw33qgfvs007o",
    "aaglw34ygfvs007p",
    "aaglw364gfvs007q",
    "aaglw37cgfvs007r"
  ],
  "files": [
    {
      "id": "aaglw2wkgfvs007i",
      "createdAt": "2025-07-21T11:48:11.828Z",
      "name": "101.png",
      "type": "image/png",
      "md5": "ecb38c6fed06312e18a03132a04cd95b",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e1JV%$}0fQ}0fQ}0jufQjufQfQfQfQfQfQ}0jufQjufQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/101.png",
      "thumbnailUrl": "http://pasture-one-actor/images/101.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw2xsgfvs007j",
      "createdAt": "2025-07-21T11:48:11.872Z",
      "name": "102.png",
      "type": "image/png",
      "md5": "c633de31b74b85deccfd0a5f0e9f880e",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e01?-Il#fQl#fQl#fjfQfjfQfQfQfQfQfQl#fjfQfjfQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/102.png",
      "thumbnailUrl": "http://pasture-one-actor/images/102.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw2yzgfvs007k",
      "createdAt": "2025-07-21T11:48:11.915Z",
      "name": "103.png",
      "type": "image/png",
      "md5": "f4b5c09bc40d87a29e6eed719a84de14",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2EFM$*HfQ*HfQ*Hj[fQj[fQfQfQfQfQfQ*Hj[fQj[fQfQfQfQfQfQ",
      "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": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw306gfvs007l",
      "createdAt": "2025-07-21T11:48:11.958Z",
      "name": "104.png",
      "type": "image/png",
      "md5": "0d8b85d5030b1ddf355e86c0bdcec3b9",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e1E|;D?[fQ?[fQ?[j[fQj[fQfQfQfQfQfQ?[j[fQj[fQfQfQfQfQfQ",
      "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": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw31egfvs007m",
      "createdAt": "2025-07-21T11:48:12.002Z",
      "name": "105.png",
      "type": "image/png",
      "md5": "e9a96829ba99520831c1d2eb9d675a54",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e4S#q5~SfQ~SfQ~Sj[fQj[fQfQfQfQfQfQ~Sj[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": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw32mgfvs007n",
      "createdAt": "2025-07-21T11:48:12.046Z",
      "name": "106.png",
      "type": "image/png",
      "md5": "a430f99a8d906fbba880ef92695b6c57",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2H4=+.ifQ.ifQ.ij[fQj[fQfQfQfQfQfQ.ij[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": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw33qgfvs007o",
      "createdAt": "2025-07-21T11:48:12.086Z",
      "name": "107.png",
      "type": "image/png",
      "md5": "8766ef96406b41a4ecb3373d4b8d5bad",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e47Ex@pMfQpMfQpMfkfQfkfQfQfQfQfQfQpMfkfQfkfQfQfQfQfQfQ",
      "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": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw34ygfvs007p",
      "createdAt": "2025-07-21T11:48:12.130Z",
      "name": "108.png",
      "type": "image/png",
      "md5": "bb54b995d3dd13fc9c54b2645629eba0",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2A1J?xzfQxzfQxzfkfQfkfQfQfQfQfQfQxzfkfQfkfQfQfQfQfQfQ",
      "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": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw364gfvs007q",
      "createdAt": "2025-07-21T11:48:12.172Z",
      "name": "109.png",
      "type": "image/png",
      "md5": "2100cf217bc340653027b2a2b87a3712",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2Lm-~^7fQ^7fQ^7jufQjufQfQfQfQfQfQ^7jufQjufQfQfQfQfQfQ",
      "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": "aagloikvgfvs0003",
      "user": null
    },
    {
      "id": "aaglw37cgfvs007r",
      "createdAt": "2025-07-21T11:48:12.216Z",
      "name": "1010.png",
      "type": "image/png",
      "md5": "423a096cbdb0ee47171a51fce89a9ba9",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e02@OCpIfQpIfQpIfkfQfkfQfQfQfQfQfQpIfkfQfkfQfQfQfQfQfQ",
      "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": "aagloikvgfvs0003",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/Y-nDVSBV-ac",
  "clippedCount": 0
}