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Image Attachments

The Image type is defined in ActivityStreams Vocabulary.

In the following, we test how various configurations of it are rendered.

A ❌ in the support table means that the entire message has failed to parse. A "-" means that the message was parsed, but no attachment was generated. The text, e.g. image or unknown is the the media type the Fediverse application determined for the attachment.

We furthermore wish to point out that having several links in the url property is useful to both offer the attachment in different formats and say dimensions, e.g. one high resolution and one low resolution one.

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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/2vtM0N_4wFI",
  "published": "2025-01-29T10:55:02Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/N79Lhdt-2lc",
    "published": "2025-01-29T10:55:02Z",
    "content": "Format png",
    "attachment": {
      "type": "Document",
      "url": "http://pasture-one-actor/images/001.png"
    }
  }
}
misskey
{
  "id": "a3lctca8jvsq002g",
  "createdAt": "2025-01-29T10:55:02.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format png",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lctd2ujvsq002f"
  ],
  "files": [
    {
      "id": "a3lctd2ujvsq002f",
      "createdAt": "2025-01-29T10:55:03.030Z",
      "name": "001.png",
      "type": "image/png",
      "md5": "46214d736b91af63fd4291f55430db46",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e1KO5G|#fQ|#fQ|#jufQjufQfQfQfQfQfQ|#jufQjufQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/001.png",
      "thumbnailUrl": "http://pasture-one-actor/images/001.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/N79Lhdt-2lc",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/VuOTmIM1dbE",
  "published": "2025-01-29T10:55:03Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/Z7xFO6Gf3jY",
    "published": "2025-01-29T10:55:03Z",
    "content": "Format png",
    "attachment": {
      "type": "Document",
      "url": "http://pasture-one-actor/images/001b.png",
      "mediaType": "image/png"
    }
  }
}
misskey
{
  "id": "a3lctd20jvsq002i",
  "createdAt": "2025-01-29T10:55:03.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format png",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lctdmijvsq002h"
  ],
  "files": [
    {
      "id": "a3lctdmijvsq002h",
      "createdAt": "2025-01-29T10:55:03.738Z",
      "name": "001b.png",
      "type": "image/png",
      "md5": "479721a444f5fd02f834f771a29af8c6",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e3RFlt}1fQ}1fQ}1jufQjufQfQfQfQfQfQ}1jufQjufQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/001b.png",
      "thumbnailUrl": "http://pasture-one-actor/images/001b.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/Z7xFO6Gf3jY",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/zZgzcL2kyJg",
  "published": "2025-01-29T10:55:04Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/ly_llepJK0o",
    "published": "2025-01-29T10:55:04Z",
    "content": "Format jpg",
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/002.jpg"
    }
  }
}
misskey
{
  "id": "a3lctdtsjvsq002k",
  "createdAt": "2025-01-29T10:55:04.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format jpg",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lcte5wjvsq002j"
  ],
  "files": [
    {
      "id": "a3lcte5wjvsq002j",
      "createdAt": "2025-01-29T10:55:04.436Z",
      "name": "002.jpg",
      "type": "image/jpeg",
      "md5": "bada11eb05433852c7cc9032828e5963",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2N;gJ}2fQ}2fQ}2jufQjufQfQfQfQfQfQ}2jufQjufQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/002.jpg",
      "thumbnailUrl": "http://pasture-one-actor/images/002.jpg",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/ly_llepJK0o",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/AaKcylKCgqM",
  "published": "2025-01-29T10:55:04Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/FefZ8xrqyjk",
    "published": "2025-01-29T10:55:04Z",
    "content": "Format jpg",
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/002b.jpg",
      "mediaType": "image/jpeg"
    }
  }
}
misskey
{
  "id": "a3lctdtsjvsq002m",
  "createdAt": "2025-01-29T10:55:04.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format jpg",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lcteokjvsq002l"
  ],
  "files": [
    {
      "id": "a3lcteokjvsq002l",
      "createdAt": "2025-01-29T10:55:05.108Z",
      "name": "002b.jpg",
      "type": "image/jpeg",
      "md5": "8086114d71e779ca68777d5b4f5ff379",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2H8xk-HfQ-HfQ-HjufQjufQfQfQfQfQfQ-HjufQjufQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/002b.jpg",
      "thumbnailUrl": "http://pasture-one-actor/images/002b.jpg",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/FefZ8xrqyjk",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/texWr0lMIbM",
  "published": "2025-01-29T10:55:05Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/X6Sv-jQ4PRY",
    "published": "2025-01-29T10:55:05Z",
    "content": "Format svg",
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/assets/FediverseLogo.svg"
    }
  }
}
misskey
{
  "id": "a3lctelkjvsq002o",
  "createdAt": "2025-01-29T10:55:05.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format svg",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lctf79jvsq002n"
  ],
  "files": [
    {
      "id": "a3lctf79jvsq002n",
      "createdAt": "2025-01-29T10:55:05.781Z",
      "name": "FediverseLogo.svg",
      "type": "image/svg+xml",
      "md5": "c0cf4aac6c02350b855e29194f209216",
      "size": 0,
      "isSensitive": false,
      "blurhash": "eLDlNJ.}4.T?Im}fnOEVw[xb9IK[N1w~-T5cO?RPX2$yARM{tkj0t7",
      "properties": {},
      "url": "http://pasture-one-actor/assets/FediverseLogo.svg",
      "thumbnailUrl": "http://pasture-one-actor/assets/FediverseLogo.svg",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/X6Sv-jQ4PRY",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/JQqYbtH-xCA",
  "published": "2025-01-29T10:55:06Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/e2ClPZyIasA",
    "published": "2025-01-29T10:55:06Z",
    "content": "Format eps",
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003.eps"
    }
  }
}
misskey
{
  "id": "a3lctfdcjvsq002q",
  "createdAt": "2025-01-29T10:55:06.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format eps",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lctfqljvsq002p"
  ],
  "files": [
    {
      "id": "a3lctfqljvsq002p",
      "createdAt": "2025-01-29T10:55:06.477Z",
      "name": "003.eps",
      "type": "application/eps",
      "md5": "f27f19a5e7d61c2502ef0ed4de6ffd27",
      "size": 0,
      "isSensitive": false,
      "blurhash": null,
      "properties": {},
      "url": "http://pasture-one-actor/images/003.eps",
      "thumbnailUrl": null,
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/e2ClPZyIasA",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/d5bvffWRIII",
  "published": "2025-01-29T10:55:06Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/GFEG6j76XFg",
    "published": "2025-01-29T10:55:06Z",
    "content": "Format gif",
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003b.gif"
    }
  }
}
misskey
{
  "id": "a3lctfdcjvsq002s",
  "createdAt": "2025-01-29T10:55:06.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format gif",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lctg8ljvsq002r"
  ],
  "files": [
    {
      "id": "a3lctg8ljvsq002r",
      "createdAt": "2025-01-29T10:55:07.125Z",
      "name": "003b.gif",
      "type": "image/gif",
      "md5": "97e33b01b66f4fe8a52a7d7aae91bdfe",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e3Er^E*0fQ*0fQ*0j[fQj[fQfQfQfQfQfQ*0j[fQj[fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/003b.gif",
      "thumbnailUrl": "http://pasture-one-actor/images/003b.gif",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/GFEG6j76XFg",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/KlVQ-9ZChc4",
  "published": "2025-01-29T10:55:07Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/APQqP_98YTE",
    "published": "2025-01-29T10:55:07Z",
    "content": "Format tiff",
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003c.tiff"
    }
  }
}
misskey
{
  "id": "a3lctg54jvsq002u",
  "createdAt": "2025-01-29T10:55:07.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format tiff",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lctgpsjvsq002t"
  ],
  "files": [
    {
      "id": "a3lctgpsjvsq002t",
      "createdAt": "2025-01-29T10:55:07.744Z",
      "name": "003c.tiff",
      "type": "image/tiff",
      "md5": "3811afb06ea8d59c64b0ff2915a38b52",
      "size": 0,
      "isSensitive": false,
      "blurhash": null,
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/003c.tiff",
      "thumbnailUrl": "http://pasture-one-actor/images/003c.tiff",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/APQqP_98YTE",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/YGeVVT8n0pA",
  "published": "2025-01-29T10:55:08Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/S9aKyXF8XdA",
    "published": "2025-01-29T10:55:08Z",
    "content": "Format webp",
    "attachment": {
      "type": "Image",
      "url": "http://pasture-one-actor/images/003d.webp"
    }
  }
}
misskey
{
  "id": "a3lctgwwjvsq002w",
  "createdAt": "2025-01-29T10:55:08.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Format webp",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lcthabjvsq002v"
  ],
  "files": [
    {
      "id": "a3lcthabjvsq002v",
      "createdAt": "2025-01-29T10:55:08.483Z",
      "name": "003d.webp",
      "type": "image/webp",
      "md5": "2c431d8851ab87a28f07f08274524a19",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e2NM=d|wjt|vjt|wjua|jta|jta|WpWpWp|vfQWqWqWpjta|WpWpWp",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/003d.webp",
      "thumbnailUrl": "http://pasture-one-actor/images/003d.webp",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/S9aKyXF8XdA",
  "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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/UnH_R9ddnqU",
  "published": "2025-01-29T10:55:08Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/RRof32QdN4Y",
    "published": "2025-01-29T10:55:08Z",
    "content": "url does not exit",
    "attachment": {
      "type": "Document",
      "url": "http://pasture-one-actor/assets/does_not_exist.png"
    }
  }
}

no result

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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/IcpdizToqWQ",
  "published": "2025-01-29T10:55:20Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/7hwMZnMsniE",
    "published": "2025-01-29T10:55:20Z",
    "content": "Wrong height / width",
    "attachment": {
      "type": "Document",
      "width": 13,
      "height": 17,
      "url": "http://pasture-one-actor/images/004.png"
    }
  }
}
misskey
{
  "id": "a3lctq68jvsq002y",
  "createdAt": "2025-01-29T10:55:20.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "Wrong height / width",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "fileIds": [
    "a3lctqq3jvsq002x"
  ],
  "files": [
    {
      "id": "a3lctqq3jvsq002x",
      "createdAt": "2025-01-29T10:55:20.715Z",
      "name": "004.png",
      "type": "image/png",
      "md5": "c71fa93e34e2a88c49e526962ac09269",
      "size": 0,
      "isSensitive": false,
      "blurhash": "e3G.1S*JfQ*JfQ*Jj[fQj[fQfQfQfQfQfQ*Jj[fQj[fQfQfQfQfQfQ",
      "properties": {
        "width": 40,
        "height": 40
      },
      "url": "http://pasture-one-actor/images/004.png",
      "thumbnailUrl": "http://pasture-one-actor/images/004.png",
      "comment": null,
      "folderId": null,
      "folder": null,
      "userId": "a3lcr31yjvsq0002",
      "user": null
    }
  ],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/actor/7hwMZnMsniE",
  "clippedCount": 0
}

Example 12

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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/VBYP6bRoYPs",
  "published": "2025-01-29T10:55:21Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/MzCLP7uzLo8",
    "published": "2025-01-29T10:55:21Z",
    "content": "No type",
    "attachment": {
      "url": "http://pasture-one-actor/images/005.png"
    }
  }
}
misskey
{
  "id": "a3lctqy0jvsq002z",
  "createdAt": "2025-01-29T10:55:21.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "No type",
  "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/MzCLP7uzLo8",
  "clippedCount": 0
}

Example 13

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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/-iu8bEhukE4",
  "published": "2025-01-29T10:55:21Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/j4-zyUUuk8U",
    "published": "2025-01-29T10:55:21Z",
    "content": "url is Link object",
    "attachment": {
      "type": "Image",
      "url": {
        "type": "Link",
        "href": "http://pasture-one-actor/images/006.png"
      }
    }
  }
}
misskey
{
  "id": "a3lctqy0jvsq0030",
  "createdAt": "2025-01-29T10:55:21.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "url is Link object",
  "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/j4-zyUUuk8U",
  "clippedCount": 0
}

Example 14

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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/vS9PSLrKcME",
  "published": "2025-01-29T10:55:22Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/ePtrG1vhhzU",
    "published": "2025-01-29T10:55:22Z",
    "content": "url is Link object with media type",
    "attachment": {
      "type": "Image",
      "url": {
        "type": "Link",
        "href": "http://pasture-one-actor/images/006b.png",
        "mediaType": "image/png"
      }
    }
  }
}
misskey
{
  "id": "a3lctrpsjvsq0031",
  "createdAt": "2025-01-29T10:55:22.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "url is Link object with media type",
  "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/ePtrG1vhhzU",
  "clippedCount": 0
}

Example 15

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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/QVY4sUvyfZg",
  "published": "2025-01-29T10:55:23Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/c3buKaGWOFE",
    "published": "2025-01-29T10:55:23Z",
    "content": "url is Link object in an array",
    "attachment": {
      "type": "Image",
      "url": [
        {
          "type": "Link",
          "href": "http://pasture-one-actor/images/006c.png"
        }
      ]
    }
  }
}
misskey
{
  "id": "a3lctshkjvsq0032",
  "createdAt": "2025-01-29T10:55:23.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "url is Link object in an array",
  "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/c3buKaGWOFE",
  "clippedCount": 0
}

Example 16

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/a3lcp8mmjr0u0001",
    "https://www.w3.org/ns/activitystreams#Public"
  ],
  "id": "http://pasture-one-actor/actor/ZOuh3Ua4yFA",
  "published": "2025-01-29T10:55:23Z",
  "object": {
    "type": "Note",
    "attributedTo": "http://pasture-one-actor/actor",
    "to": [
      "https://www.w3.org/ns/activitystreams#Public",
      "http://misskey/users/a3lcp8mmjr0u0001"
    ],
    "id": "http://pasture-one-actor/actor/-KweKNJQurA",
    "published": "2025-01-29T10:55:23Z",
    "content": "url is array of two Link objects",
    "attachment": {
      "type": "Image",
      "url": [
        {
          "type": "Link",
          "href": "http://pasture-one-actor/images/007.png",
          "mediaType": "image/png"
        },
        {
          "type": "Link",
          "href": "http://pasture-one-actor/images/008.jpg",
          "mediaType": "image/jpeg"
        }
      ]
    }
  }
}
misskey
{
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  "createdAt": "2025-01-29T10:55:23.000Z",
  "userId": "a3lcr31yjvsq0002",
  "user": {
    "id": "a3lcr31yjvsq0002",
    "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": "url is array of two Link objects",
  "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/-KweKNJQurA",
  "clippedCount": 0
}