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Hashtags

The following mostly illustrates how the name of a hashtag gets transformed by the applications. The input has the form

"tag": {"type": "Hashtag", "name": "${tag}"}

The last two examples illustrate more technical behavior. For particularities in parsing see Hashtags and JSON-LD.

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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/_ooEnAlKF-s",
  "published": "2025-09-09T11:52:56Z",
  "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/w6qI-wrpSy0",
    "published": "2025-09-09T11:52:56Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#test"
    }
  }
}
misskey
{
  "id": "acg22ri8voex007q",
  "createdAt": "2025-09-09T11:52:56.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "test"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/w6qI-wrpSy0",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/-jcyHTFo32w",
  "published": "2025-09-09T11:52:57Z",
  "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/KTbckZSV5XI",
    "published": "2025-09-09T11:52:57Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "nohash"
    }
  }
}
misskey
{
  "id": "acg22sa0voex007r",
  "createdAt": "2025-09-09T11:52:57.000Z",
  "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",
  "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/KTbckZSV5XI",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/vp27J0Ckqfk",
  "published": "2025-09-09T11:52:57Z",
  "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/HeAx1iX6rpE",
    "published": "2025-09-09T11:52:57Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#with-dash_under"
    }
  }
}
misskey
{
  "id": "acg22sa0voex007s",
  "createdAt": "2025-09-09T11:52:57.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "with-dash_under"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/HeAx1iX6rpE",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/96BSRMIWZ44",
  "published": "2025-09-09T11:52:58Z",
  "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/j0qs2xOBqC8",
    "published": "2025-09-09T11:52:58Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#with white space"
    }
  }
}
misskey
{
  "id": "acg22t1svoex007u",
  "createdAt": "2025-09-09T11:52:58.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "with white space"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/j0qs2xOBqC8",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/z_uDl8bkxwk",
  "published": "2025-09-09T11:52:59Z",
  "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/n0P_Vah_Oxc",
    "published": "2025-09-09T11:52:59Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#with(subtag)"
    }
  }
}
misskey
{
  "id": "acg22ttkvoex007w",
  "createdAt": "2025-09-09T11:52:59.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "with(subtag)"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/n0P_Vah_Oxc",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/gfM9Nt6VFzE",
  "published": "2025-09-09T11:52:59Z",
  "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/F7E-Sg7lSFI",
    "published": "2025-09-09T11:52:59Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#with123"
    }
  }
}
misskey
{
  "id": "acg22ttkvoex007y",
  "createdAt": "2025-09-09T11:52:59.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "with123"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/F7E-Sg7lSFI",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/IEeaDBr6LFI",
  "published": "2025-09-09T11:53:00Z",
  "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/6n33OB0IiBg",
    "published": "2025-09-09T11:53:00Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#1234"
    }
  }
}
misskey
{
  "id": "acg22ulcvoex0080",
  "createdAt": "2025-09-09T11:53:00.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "1234"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/6n33OB0IiBg",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/hYVgcBxp12g",
  "published": "2025-09-09T11:53:01Z",
  "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/whu_AE27HlY",
    "published": "2025-09-09T11:53:01Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#CamelCase"
    }
  }
}
misskey
{
  "id": "acg22vd4voex0082",
  "createdAt": "2025-09-09T11:53:01.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "camelcase"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/whu_AE27HlY",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/XUifh_3ZN2Y",
  "published": "2025-09-09T11:53:01Z",
  "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/z1-1A88jM_Q",
    "published": "2025-09-09T11:53:01Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#\u00fcml\u00e4\u00fct\u00df"
    }
  }
}
misskey
{
  "id": "acg22vd4voex0084",
  "createdAt": "2025-09-09T11:53:01.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "\u00fcml\u00e4\u00fct\u00df"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/z1-1A88jM_Q",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/lLQXS7nQ2_k",
  "published": "2025-09-09T11:53:02Z",
  "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/Ao2vjX8DpzU",
    "published": "2025-09-09T11:53:02Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#\ud83d\udc04"
    }
  }
}
misskey
{
  "id": "acg22w4wvoex0086",
  "createdAt": "2025-09-09T11:53:02.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "\ud83d\udc04"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/Ao2vjX8DpzU",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/bjs072xqpFo",
  "published": "2025-09-09T11:53:03Z",
  "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/xOhkoEHzwkw",
    "published": "2025-09-09T11:53:03Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#\u2764\ufe0f"
    }
  }
}
misskey
{
  "id": "acg22wwovoex0088",
  "createdAt": "2025-09-09T11:53:03.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "\u2764\ufe0f"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/xOhkoEHzwkw",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/_n0LfpeW2qY",
  "published": "2025-09-09T11:53:03Z",
  "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/H-tgJUbN8Gs",
    "published": "2025-09-09T11:53:03Z",
    "content": "text",
    "tag": {
      "type": "Hashtag",
      "name": "#\u725b"
    }
  }
}
misskey
{
  "id": "acg22wwovoex008a",
  "createdAt": "2025-09-09T11:53:03.000Z",
  "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",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "\u725b"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/H-tgJUbN8Gs",
  "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": [
    "https://www.w3.org/ns/activitystreams#Public",
    "http://misskey/users/acg1try90vrs0003"
  ],
  "id": "http://pasture-one-actor/activity/gSYx-_aJjdw",
  "published": "2025-09-09T11:53:04Z",
  "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/PxcNKBvczl4",
    "published": "2025-09-09T11:53:04Z",
    "content": "broken url parameter",
    "tag": {
      "type": "Hashtag",
      "name": "#test",
      "url": "https://ignore.example"
    }
  }
}
misskey
{
  "id": "acg22xogvoex008c",
  "createdAt": "2025-09-09T11:53:04.000Z",
  "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": "broken url parameter",
  "cw": null,
  "visibility": "public",
  "localOnly": false,
  "reactionAcceptance": null,
  "renoteCount": 0,
  "repliesCount": 0,
  "reactionCount": 0,
  "reactions": {},
  "reactionEmojis": {},
  "emojis": {},
  "tags": [
    "test"
  ],
  "fileIds": [],
  "files": [],
  "replyId": null,
  "renoteId": null,
  "uri": "http://pasture-one-actor/object/PxcNKBvczl4",
  "clippedCount": 0
}