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://rss-mstdn.studiofreesia.com/users/youtube_NHK/statuses/114527045497839648", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-18T04:53:49Z", "url": "https://rss-mstdn.studiofreesia.com/@youtube_NHK/114527045497839648", "attributedTo": "https://rss-mstdn.studiofreesia.com/users/youtube_NHK", "to": [ "https://www.w3.org/ns/activitystreams#Public" ], "cc": [ "https://rss-mstdn.studiofreesia.com/users/youtube_NHK/followers" ], "sensitive": false, "atomUri": "https://rss-mstdn.studiofreesia.com/users/youtube_NHK/statuses/114527045497839648", "inReplyToAtomUri": null, "conversation": "tag:rss-mstdn.studiofreesia.com,2025-05-18:objectId=14430796:objectType=Conversation", "content": "<p>NHKスペシャル「人体」細胞内のエネルギー供給源ミトコンドリア(Mitochondria)とATP合成酵素の働きを超高精細CGで映像化 最新科学が解き明かした命のメカニズムを紹介<br /><a href=\"https://www.youtube.com/watch?v=8tINrqxxkco\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=8tINrqxxkc</span><span class=\"invisible\">o</span></a><br /><a href=\"https://rss-mstdn.studiofreesia.com/tags/youtube_NHK\" class=\"mention hashtag\" rel=\"tag\">#<span>youtube_NHK</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/NHK\" class=\"mention hashtag\" rel=\"tag\">#<span>NHK</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/NHK%E3%82%B9%E3%83%9A%E3%82%B7%E3%83%A3%E3%83%AB\" class=\"mention hashtag\" rel=\"tag\">#<span>NHKスペシャル</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/N%E3%82%B9%E3%83%9A\" class=\"mention hashtag\" rel=\"tag\">#<span>Nスペ</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%9F%E3%83%88%E3%82%B3%E3%83%B3%E3%83%89%E3%83%AA%E3%82%A2\" class=\"mention hashtag\" rel=\"tag\">#<span>ミトコンドリア</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/mitochondria\" class=\"mention hashtag\" rel=\"tag\">#<span>mitochondria</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/ATP\" class=\"mention hashtag\" rel=\"tag\">#<span>ATP</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%82%AD%E3%83%8D%E3%82%B7%E3%83%B3\" class=\"mention hashtag\" rel=\"tag\">#<span>キネシン</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/kinesin\" class=\"mention hashtag\" rel=\"tag\">#<span>kinesin</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/cell\" class=\"mention hashtag\" rel=\"tag\">#<span>cell</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/biology\" class=\"mention hashtag\" rel=\"tag\">#<span>biology</span></a></p>", "contentMap": { "ja": "<p>NHKスペシャル「人体」細胞内のエネルギー供給源ミトコンドリア(Mitochondria)とATP合成酵素の働きを超高精細CGで映像化 最新科学が解き明かした命のメカニズムを紹介<br /><a href=\"https://www.youtube.com/watch?v=8tINrqxxkco\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=8tINrqxxkc</span><span class=\"invisible\">o</span></a><br /><a href=\"https://rss-mstdn.studiofreesia.com/tags/youtube_NHK\" class=\"mention hashtag\" rel=\"tag\">#<span>youtube_NHK</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/NHK\" class=\"mention hashtag\" rel=\"tag\">#<span>NHK</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/NHK%E3%82%B9%E3%83%9A%E3%82%B7%E3%83%A3%E3%83%AB\" class=\"mention hashtag\" rel=\"tag\">#<span>NHKスペシャル</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/N%E3%82%B9%E3%83%9A\" class=\"mention hashtag\" rel=\"tag\">#<span>Nスペ</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%9F%E3%83%88%E3%82%B3%E3%83%B3%E3%83%89%E3%83%AA%E3%82%A2\" class=\"mention hashtag\" rel=\"tag\">#<span>ミトコンドリア</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/mitochondria\" class=\"mention hashtag\" rel=\"tag\">#<span>mitochondria</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/ATP\" class=\"mention hashtag\" rel=\"tag\">#<span>ATP</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%82%AD%E3%83%8D%E3%82%B7%E3%83%B3\" class=\"mention hashtag\" rel=\"tag\">#<span>キネシン</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/kinesin\" class=\"mention hashtag\" rel=\"tag\">#<span>kinesin</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/cell\" class=\"mention hashtag\" rel=\"tag\">#<span>cell</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/science\" class=\"mention hashtag\" rel=\"tag\">#<span>science</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/biology\" class=\"mention hashtag\" rel=\"tag\">#<span>biology</span></a></p>" }, "attachment": [], "tag": [ { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/youtube_nhk", "name": "#youtube_nhk" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/nhk", "name": "#nhk" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/nhk%E3%82%B9%E3%83%9A%E3%82%B7%E3%83%A3%E3%83%AB", "name": "#nhkスペシャル" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/n%E3%82%B9%E3%83%9A", "name": "#nスペ" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E3%83%9F%E3%83%88%E3%82%B3%E3%83%B3%E3%83%89%E3%83%AA%E3%82%A2", "name": "#ミトコンドリア" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/mitochondria", "name": "#mitochondria" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/atp", "name": "#atp" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E3%82%AD%E3%83%8D%E3%82%B7%E3%83%B3", "name": "#キネシン" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/kinesin", "name": "#kinesin" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/cell", "name": "#cell" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/science", "name": "#science" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/biology", "name": "#biology" } ], "replies": { "id": "https://rss-mstdn.studiofreesia.com/users/youtube_NHK/statuses/114527045497839648/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://rss-mstdn.studiofreesia.com/users/youtube_NHK/statuses/114527045497839648/replies?only_other_accounts=true&page=true", "partOf": "https://rss-mstdn.studiofreesia.com/users/youtube_NHK/statuses/114527045497839648/replies", "items": [] } } }