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/114526904034954294", "type": "Note", "summary": null, "inReplyTo": null, "published": "2025-05-18T04:17:50Z", "url": "https://rss-mstdn.studiofreesia.com/@youtube_NHK/114526904034954294", "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/114526904034954294", "inReplyToAtomUri": null, "conversation": "tag:rss-mstdn.studiofreesia.com,2025-05-18:objectId=14429845:objectType=Conversation", "content": "<p>NHKスペシャル「人体」細胞内の運び役キネシン(Kinesin)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=SpwaC_gvTV0\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=SpwaC_gvTV</span><span class=\"invisible\">0</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%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/KIF\" class=\"mention hashtag\" rel=\"tag\">#<span>KIF</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%80%E3%82%A4%E3%83%8B%E3%83%B3\" class=\"mention hashtag\" rel=\"tag\">#<span>ダイニン</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/dynein\" class=\"mention hashtag\" rel=\"tag\">#<span>dynein</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/vesicles\" class=\"mention hashtag\" rel=\"tag\">#<span>vesicles</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E5%BE%AE%E5%B0%8F%E7%AE%A1\" class=\"mention hashtag\" rel=\"tag\">#<span>微小管</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/microtubules\" class=\"mention hashtag\" rel=\"tag\">#<span>microtubules</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」細胞内の運び役キネシン(Kinesin)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=SpwaC_gvTV0\" target=\"_blank\" rel=\"nofollow noopener noreferrer\" translate=\"no\"><span class=\"invisible\">https://www.</span><span class=\"ellipsis\">youtube.com/watch?v=SpwaC_gvTV</span><span class=\"invisible\">0</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%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/KIF\" class=\"mention hashtag\" rel=\"tag\">#<span>KIF</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E3%83%80%E3%82%A4%E3%83%8B%E3%83%B3\" class=\"mention hashtag\" rel=\"tag\">#<span>ダイニン</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/dynein\" class=\"mention hashtag\" rel=\"tag\">#<span>dynein</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/vesicles\" class=\"mention hashtag\" rel=\"tag\">#<span>vesicles</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/%E5%BE%AE%E5%B0%8F%E7%AE%A1\" class=\"mention hashtag\" rel=\"tag\">#<span>微小管</span></a> <a href=\"https://rss-mstdn.studiofreesia.com/tags/microtubules\" class=\"mention hashtag\" rel=\"tag\">#<span>microtubules</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%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/kif", "name": "#kif" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E3%83%80%E3%82%A4%E3%83%8B%E3%83%B3", "name": "#ダイニン" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/dynein", "name": "#dynein" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/vesicles", "name": "#vesicles" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/%E5%BE%AE%E5%B0%8F%E7%AE%A1", "name": "#微小管" }, { "type": "Hashtag", "href": "https://rss-mstdn.studiofreesia.com/tags/microtubules", "name": "#microtubules" }, { "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/114526904034954294/replies", "type": "Collection", "first": { "type": "CollectionPage", "next": "https://rss-mstdn.studiofreesia.com/users/youtube_NHK/statuses/114526904034954294/replies?only_other_accounts=true&page=true", "partOf": "https://rss-mstdn.studiofreesia.com/users/youtube_NHK/statuses/114526904034954294/replies", "items": [] } } }