ActivityPub Viewer

A small tool to view real-world ActivityPub objects as JSON! Enter a URL or username from Mastodon or a similar service below, and we'll send a request with the right Accept header to the server to view the underlying object.

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{ "@context": [ "https://www.w3.org/ns/activitystreams", { "ostatus": "http://ostatus.org#", "atomUri": "ostatus:atomUri", "inReplyToAtomUri": "ostatus:inReplyToAtomUri", "conversation": "ostatus:conversation", "sensitive": "as:sensitive", "toot": "http://joinmastodon.org/ns#", "votersCount": "toot:votersCount", "Hashtag": "as:Hashtag" } ], "id": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498499012678262/replies", "type": "Collection", "first": { "id": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498499012678262/replies?page=true", "type": "CollectionPage", "next": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498499012678262/replies?only_other_accounts=true&page=true", "partOf": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498499012678262/replies", "items": [ { "id": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498687737549055", "type": "Note", "summary": null, "inReplyTo": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498499012678262", "published": "2025-05-13T04:42:04Z", "url": "https://news.hostdon.ne.jp/@trainaccident/114498687737549055", "attributedTo": "https://news.hostdon.ne.jp/users/trainaccident", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://news.hostdon.ne.jp/users/trainaccident/followers" ], "sensitive": false, "atomUri": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498687737549055", "inReplyToAtomUri": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498499012678262", "conversation": "tag:news.hostdon.ne.jp,2025-05-12:objectId=36032:objectType=Conversation", "content": "<p>【ダイヤ遅延】京都駅で不審物騒ぎ、新幹線に遅延が発生!最新情報 <a href=\"https://news.hostdon.ne.jp/tags/%E4%BA%AC%E9%83%BD%E9%A7%85\" class=\"mention hashtag\" rel=\"tag\">#<span>京都駅</span></a> <a href=\"https://news.hostdon.ne.jp/tags/%E6%96%B0%E5%B9%B9%E7%B7%9A\" class=\"mention hashtag\" rel=\"tag\">#<span>新幹線</span></a> <a href=\"https://news.hostdon.ne.jp/tags/JR%E6%9D%B1%E6%B5%B7\" class=\"mention hashtag\" rel=\"tag\">#<span>JR東海</span></a> (5/13 13:15 まとめまとめ)<br /> <a href=\"https://news.hostdon.ne.jp/tags/%E6%9D%B1%E6%B5%B7%E9%81%93%E6%96%B0%E5%B9%B9%E7%B7%9A\" class=\"mention hashtag\" rel=\"tag\">#<span>東海道新幹線</span></a> <br /><a href=\"https://matomame.jp/user/yonepo665/ad3f1baaebbba4f36fdc\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">matomame.jp/user/yonepo665/ad3</span><span class=\"invisible\">f1baaebbba4f36fdc</span></a></p>", "contentMap": { "ja": "<p>【ダイヤ遅延】京都駅で不審物騒ぎ、新幹線に遅延が発生!最新情報 <a href=\"https://news.hostdon.ne.jp/tags/%E4%BA%AC%E9%83%BD%E9%A7%85\" class=\"mention hashtag\" rel=\"tag\">#<span>京都駅</span></a> <a href=\"https://news.hostdon.ne.jp/tags/%E6%96%B0%E5%B9%B9%E7%B7%9A\" class=\"mention hashtag\" rel=\"tag\">#<span>新幹線</span></a> <a href=\"https://news.hostdon.ne.jp/tags/JR%E6%9D%B1%E6%B5%B7\" class=\"mention hashtag\" rel=\"tag\">#<span>JR東海</span></a> (5/13 13:15 まとめまとめ)<br /> <a href=\"https://news.hostdon.ne.jp/tags/%E6%9D%B1%E6%B5%B7%E9%81%93%E6%96%B0%E5%B9%B9%E7%B7%9A\" class=\"mention hashtag\" rel=\"tag\">#<span>東海道新幹線</span></a> <br /><a href=\"https://matomame.jp/user/yonepo665/ad3f1baaebbba4f36fdc\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">matomame.jp/user/yonepo665/ad3</span><span class=\"invisible\">f1baaebbba4f36fdc</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://news.hostdon.ne.jp/tags/%E4%BA%AC%E9%83%BD%E9%A7%85", "name": "#京都駅" }, { "type": "Hashtag", "href": "https://news.hostdon.ne.jp/tags/%E6%96%B0%E5%B9%B9%E7%B7%9A", "name": "#新幹線" }, { "type": "Hashtag", "href": "https://news.hostdon.ne.jp/tags/jr%E6%9D%B1%E6%B5%B7", "name": "#jr東海" }, { "type": "Hashtag", "href": "https://news.hostdon.ne.jp/tags/%E6%9D%B1%E6%B5%B7%E9%81%93%E6%96%B0%E5%B9%B9%E7%B7%9A", "name": "#東海道新幹線" } ], "replies": { "id": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498687737549055/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498687737549055/replies?min_id=114499006245401350&page=true", "partOf": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498687737549055/replies", "items": [ "https://news.hostdon.ne.jp/users/trainaccident/statuses/114499006245401350" ] } }, "likes": { "id": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498687737549055/likes", "type": "Collection", "totalItems": 0 }, "shares": { "id": "https://news.hostdon.ne.jp/users/trainaccident/statuses/114498687737549055/shares", "type": "Collection", "totalItems": 0 } } ] } }