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.
{
"@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",
"blurhash": "toot:blurhash",
"focalPoint": {
"@container": "@list",
"@id": "toot:focalPoint"
},
"Hashtag": "as:Hashtag"
}
],
"id": "https://mastodon.online/users/aschuma/statuses/114139698503390964",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-03-10T19:06:23Z",
"url": "https://mastodon.online/@aschuma/114139698503390964",
"attributedTo": "https://mastodon.online/users/aschuma",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mastodon.online/users/aschuma/followers"
],
"sensitive": false,
"atomUri": "https://mastodon.online/users/aschuma/statuses/114139698503390964",
"inReplyToAtomUri": null,
"conversation": "tag:mastodon.online,2025-03-10:objectId=475076414:objectType=Conversation",
"content": "<p>DAILY AIR QUALITY UPDATE<br /> <br /><a href=\"https://mastodon.online/tags/Feinstaub\" class=\"mention hashtag\" rel=\"tag\">#<span>Feinstaub</span></a> in <a href=\"https://mastodon.online/tags/Cannstatt\" class=\"mention hashtag\" rel=\"tag\">#<span>Cannstatt</span></a> / <a href=\"https://mastodon.online/tags/Stuttgart\" class=\"mention hashtag\" rel=\"tag\">#<span>Stuttgart</span></a> (10.03.2025 20:06 CET)<br /> <br />PM10: 15.3 µg/m³<br />PM2.5: 13.2 µg/m³<br /> <br />Details: <a href=\"https://maps.sensor.community/#15/48.8040/9.2280\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">maps.sensor.community/#15/48.8</span><span class=\"invisible\">040/9.2280</span></a><br /> <br />This is a bot. Code is available on github aschuma/air_tweets.<br /> <br /><a href=\"https://mastodon.online/tags/Luftverschmutzung\" class=\"mention hashtag\" rel=\"tag\">#<span>Luftverschmutzung</span></a> <a href=\"https://mastodon.online/tags/Particulatematter\" class=\"mention hashtag\" rel=\"tag\">#<span>Particulatematter</span></a> <a href=\"https://mastodon.online/tags/Opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>Opendata</span></a> <a href=\"https://mastodon.online/tags/Civictech\" class=\"mention hashtag\" rel=\"tag\">#<span>Civictech</span></a> <a href=\"https://mastodon.online/tags/Airrohr\" class=\"mention hashtag\" rel=\"tag\">#<span>Airrohr</span></a> <a href=\"https://mastodon.online/tags/Airpollution\" class=\"mention hashtag\" rel=\"tag\">#<span>Airpollution</span></a> <a href=\"https://mastodon.online/tags/Airquality\" class=\"mention hashtag\" rel=\"tag\">#<span>Airquality</span></a></p>",
"contentMap": {
"en": "<p>DAILY AIR QUALITY UPDATE<br /> <br /><a href=\"https://mastodon.online/tags/Feinstaub\" class=\"mention hashtag\" rel=\"tag\">#<span>Feinstaub</span></a> in <a href=\"https://mastodon.online/tags/Cannstatt\" class=\"mention hashtag\" rel=\"tag\">#<span>Cannstatt</span></a> / <a href=\"https://mastodon.online/tags/Stuttgart\" class=\"mention hashtag\" rel=\"tag\">#<span>Stuttgart</span></a> (10.03.2025 20:06 CET)<br /> <br />PM10: 15.3 µg/m³<br />PM2.5: 13.2 µg/m³<br /> <br />Details: <a href=\"https://maps.sensor.community/#15/48.8040/9.2280\" target=\"_blank\" rel=\"nofollow noopener\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">maps.sensor.community/#15/48.8</span><span class=\"invisible\">040/9.2280</span></a><br /> <br />This is a bot. Code is available on github aschuma/air_tweets.<br /> <br /><a href=\"https://mastodon.online/tags/Luftverschmutzung\" class=\"mention hashtag\" rel=\"tag\">#<span>Luftverschmutzung</span></a> <a href=\"https://mastodon.online/tags/Particulatematter\" class=\"mention hashtag\" rel=\"tag\">#<span>Particulatematter</span></a> <a href=\"https://mastodon.online/tags/Opendata\" class=\"mention hashtag\" rel=\"tag\">#<span>Opendata</span></a> <a href=\"https://mastodon.online/tags/Civictech\" class=\"mention hashtag\" rel=\"tag\">#<span>Civictech</span></a> <a href=\"https://mastodon.online/tags/Airrohr\" class=\"mention hashtag\" rel=\"tag\">#<span>Airrohr</span></a> <a href=\"https://mastodon.online/tags/Airpollution\" class=\"mention hashtag\" rel=\"tag\">#<span>Airpollution</span></a> <a href=\"https://mastodon.online/tags/Airquality\" class=\"mention hashtag\" rel=\"tag\">#<span>Airquality</span></a></p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/png",
"url": "https://files.mastodon.online/media_attachments/files/114/139/698/455/841/915/original/e58761082d05ff1b.png",
"name": null,
"blurhash": "UESF@Nxut9t7-?Rjt6j?x|ocR$WBxTj^t8s;",
"width": 800,
"height": 500
}
],
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/feinstaub",
"name": "#feinstaub"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/cannstatt",
"name": "#cannstatt"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/stuttgart",
"name": "#stuttgart"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/luftverschmutzung",
"name": "#luftverschmutzung"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/particulatematter",
"name": "#particulatematter"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/opendata",
"name": "#opendata"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/civictech",
"name": "#civictech"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/airrohr",
"name": "#airrohr"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/airpollution",
"name": "#airpollution"
},
{
"type": "Hashtag",
"href": "https://mastodon.online/tags/airquality",
"name": "#airquality"
}
],
"replies": {
"id": "https://mastodon.online/users/aschuma/statuses/114139698503390964/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mastodon.online/users/aschuma/statuses/114139698503390964/replies?only_other_accounts=true&page=true",
"partOf": "https://mastodon.online/users/aschuma/statuses/114139698503390964/replies",
"items": []
}
},
"likes": {
"id": "https://mastodon.online/users/aschuma/statuses/114139698503390964/likes",
"type": "Collection",
"totalItems": 0
},
"shares": {
"id": "https://mastodon.online/users/aschuma/statuses/114139698503390964/shares",
"type": "Collection",
"totalItems": 2
}
}