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"
}
}
],
"id": "https://mas.to/users/greenpeace/statuses/114553373027028479",
"type": "Note",
"summary": null,
"inReplyTo": null,
"published": "2025-05-22T20:29:15Z",
"url": "https://mas.to/@greenpeace/114553373027028479",
"attributedTo": "https://mas.to/users/greenpeace",
"to": [
"https://www.w3.org/ns/activitystreams#Public"
],
"cc": [
"https://mas.to/users/greenpeace/followers"
],
"sensitive": false,
"atomUri": "https://mas.to/users/greenpeace/statuses/114553373027028479",
"inReplyToAtomUri": null,
"conversation": "tag:mas.to,2025-05-22:objectId=495638092:objectType=Conversation",
"content": "<p>This is the Runit Dome in the Marshall Islands — built by the U.S. to contain radioactive waste from decades of nuclear weapons testing. Beside it lies the crater from one of those massive explosions.</p><p>The Dome was never meant to last. Now, rising seas threaten to crack it open, risking the release of radioactive waste into the ocean. </p><p>This is where nuclear injustice collides with climate injustice.</p>",
"contentMap": {
"en": "<p>This is the Runit Dome in the Marshall Islands — built by the U.S. to contain radioactive waste from decades of nuclear weapons testing. Beside it lies the crater from one of those massive explosions.</p><p>The Dome was never meant to last. Now, rising seas threaten to crack it open, risking the release of radioactive waste into the ocean. </p><p>This is where nuclear injustice collides with climate injustice.</p>"
},
"attachment": [
{
"type": "Document",
"mediaType": "image/jpeg",
"url": "https://media.mas.to/media_attachments/files/114/553/372/906/143/945/original/d3fc2c5f55289c99.jpeg",
"name": "A photo of a giant concrete structure like a flat dome on a Pacific atoll ",
"blurhash": "URG+~{t8RiM{yXjbofWByEt3a{og1SWAxvt8",
"width": 1080,
"height": 1350
}
],
"tag": [],
"replies": {
"id": "https://mas.to/users/greenpeace/statuses/114553373027028479/replies",
"type": "Collection",
"first": {
"type": "CollectionPage",
"next": "https://mas.to/users/greenpeace/statuses/114553373027028479/replies?min_id=114553373038127438&page=true",
"partOf": "https://mas.to/users/greenpeace/statuses/114553373027028479/replies",
"items": [
"https://mas.to/users/greenpeace/statuses/114553373038127438"
]
}
},
"likes": {
"id": "https://mas.to/users/greenpeace/statuses/114553373027028479/likes",
"type": "Collection",
"totalItems": 36
},
"shares": {
"id": "https://mas.to/users/greenpeace/statuses/114553373027028479/shares",
"type": "Collection",
"totalItems": 55
}
}