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",
"https://w3id.org/security/v1",
{
"manuallyApprovesFollowers": "as:manuallyApprovesFollowers",
"toot": "http://joinmastodon.org/ns#",
"featured": {
"@id": "toot:featured",
"@type": "@id"
},
"featuredTags": {
"@id": "toot:featuredTags",
"@type": "@id"
},
"alsoKnownAs": {
"@id": "as:alsoKnownAs",
"@type": "@id"
},
"movedTo": {
"@id": "as:movedTo",
"@type": "@id"
},
"schema": "http://schema.org#",
"PropertyValue": "schema:PropertyValue",
"value": "schema:value",
"discoverable": "toot:discoverable",
"Device": "toot:Device",
"Ed25519Signature": "toot:Ed25519Signature",
"Ed25519Key": "toot:Ed25519Key",
"Curve25519Key": "toot:Curve25519Key",
"EncryptedMessage": "toot:EncryptedMessage",
"publicKeyBase64": "toot:publicKeyBase64",
"deviceId": "toot:deviceId",
"claim": {
"@type": "@id",
"@id": "toot:claim"
},
"fingerprintKey": {
"@type": "@id",
"@id": "toot:fingerprintKey"
},
"identityKey": {
"@type": "@id",
"@id": "toot:identityKey"
},
"devices": {
"@type": "@id",
"@id": "toot:devices"
},
"messageFranking": "toot:messageFranking",
"messageType": "toot:messageType",
"cipherText": "toot:cipherText",
"suspended": "toot:suspended",
"memorial": "toot:memorial",
"indexable": "toot:indexable",
"Hashtag": "as:Hashtag",
"focalPoint": {
"@container": "@list",
"@id": "toot:focalPoint"
}
}
],
"id": "https://mastodon.nl/users/bammerlaan",
"type": "Person",
"following": "https://mastodon.nl/users/bammerlaan/following",
"followers": "https://mastodon.nl/users/bammerlaan/followers",
"inbox": "https://mastodon.nl/users/bammerlaan/inbox",
"outbox": "https://mastodon.nl/users/bammerlaan/outbox",
"featured": "https://mastodon.nl/users/bammerlaan/collections/featured",
"featuredTags": "https://mastodon.nl/users/bammerlaan/collections/tags",
"preferredUsername": "bammerlaan",
"name": "Sebastiaan Ammerlaan 🇳🇱",
"summary": "<p>Professional classical singer. Many hobbies including <a href=\"https://mastodon.nl/tags/linux\" class=\"mention hashtag\" rel=\"tag\">#<span>linux</span></a> <a href=\"https://mastodon.nl/tags/android\" class=\"mention hashtag\" rel=\"tag\">#<span>android</span></a> <a href=\"https://mastodon.nl/tags/diy\" class=\"mention hashtag\" rel=\"tag\">#<span>diy</span></a> <a href=\"https://mastodon.nl/tags/sewing\" class=\"mention hashtag\" rel=\"tag\">#<span>sewing</span></a> <a href=\"https://mastodon.nl/tags/visiblemending\" class=\"mention hashtag\" rel=\"tag\">#<span>visiblemending</span></a> <a href=\"https://mastodon.nl/tags/sashiko\" class=\"mention hashtag\" rel=\"tag\">#<span>sashiko</span></a> <a href=\"https://mastodon.nl/tags/fashion\" class=\"mention hashtag\" rel=\"tag\">#<span>fashion</span></a> <a href=\"https://mastodon.nl/tags/bicycles\" class=\"mention hashtag\" rel=\"tag\">#<span>bicycles</span></a> <a href=\"https://mastodon.nl/tags/brompton\" class=\"mention hashtag\" rel=\"tag\">#<span>brompton</span></a> <a href=\"https://mastodon.nl/tags/bikerepair\" class=\"mention hashtag\" rel=\"tag\">#<span>bikerepair</span></a> <a href=\"https://mastodon.nl/tags/graphicdesign\" class=\"mention hashtag\" rel=\"tag\">#<span>graphicdesign</span></a> <a href=\"https://mastodon.nl/tags/violin\" class=\"mention hashtag\" rel=\"tag\">#<span>violin</span></a> <a href=\"https://mastodon.nl/tags/viola\" class=\"mention hashtag\" rel=\"tag\">#<span>viola</span></a> <a href=\"https://mastodon.nl/tags/opensource\" class=\"mention hashtag\" rel=\"tag\">#<span>opensource</span></a> <a href=\"https://mastodon.nl/tags/tabletoprpg\" class=\"mention hashtag\" rel=\"tag\">#<span>tabletoprpg</span></a> <a href=\"https://mastodon.nl/tags/gaming\" class=\"mention hashtag\" rel=\"tag\">#<span>gaming</span></a> <a href=\"https://mastodon.nl/tags/bouldering\" class=\"mention hashtag\" rel=\"tag\">#<span>bouldering</span></a> <a href=\"https://mastodon.nl/tags/swimming\" class=\"mention hashtag\" rel=\"tag\">#<span>swimming</span></a> <a href=\"https://mastodon.nl/tags/coding\" class=\"mention hashtag\" rel=\"tag\">#<span>coding</span></a> <a href=\"https://mastodon.nl/tags/webdesign\" class=\"mention hashtag\" rel=\"tag\">#<span>webdesign</span></a> <a href=\"https://mastodon.nl/tags/buyitforlife\" class=\"mention hashtag\" rel=\"tag\">#<span>buyitforlife</span></a> …tfr</p><p>Professional/academic interests: <a href=\"https://mastodon.nl/tags/classicalmusic\" class=\"mention hashtag\" rel=\"tag\">#<span>classicalmusic</span></a> <a href=\"https://mastodon.nl/tags/classicalsinging\" class=\"mention hashtag\" rel=\"tag\">#<span>classicalsinging</span></a> <a href=\"https://mastodon.nl/tags/singing\" class=\"mention hashtag\" rel=\"tag\">#<span>singing</span></a> <a href=\"https://mastodon.nl/tags/choir\" class=\"mention hashtag\" rel=\"tag\">#<span>choir</span></a> <a href=\"https://mastodon.nl/tags/contemporaryclassical\" class=\"mention hashtag\" rel=\"tag\">#<span>contemporaryclassical</span></a> <a href=\"https://mastodon.nl/tags/musicology\" class=\"mention hashtag\" rel=\"tag\">#<span>musicology</span></a> <a href=\"https://mastodon.nl/tags/arthistory\" class=\"mention hashtag\" rel=\"tag\">#<span>arthistory</span></a> <a href=\"https://mastodon.nl/tags/journalism\" class=\"mention hashtag\" rel=\"tag\">#<span>journalism</span></a> <a href=\"https://mastodon.nl/tags/linguistics\" class=\"mention hashtag\" rel=\"tag\">#<span>linguistics</span></a></p><p>I am a <a href=\"https://mastodon.nl/tags/progressive\" class=\"mention hashtag\" rel=\"tag\">#<span>progressive</span></a>, <a href=\"https://mastodon.nl/tags/atheist\" class=\"mention hashtag\" rel=\"tag\">#<span>atheist</span></a>, <a href=\"https://mastodon.nl/tags/teetotaller\" class=\"mention hashtag\" rel=\"tag\">#<span>teetotaller</span></a>, <a href=\"https://mastodon.nl/tags/feminist\" class=\"mention hashtag\" rel=\"tag\">#<span>feminist</span></a> and LGBTQ+ <a href=\"https://mastodon.nl/tags/ally\" class=\"mention hashtag\" rel=\"tag\">#<span>ally</span></a></p>",
"url": "https://mastodon.nl/@bammerlaan",
"manuallyApprovesFollowers": false,
"discoverable": true,
"indexable": true,
"published": "2025-01-14T00:00:00Z",
"memorial": false,
"devices": "https://mastodon.nl/users/bammerlaan/collections/devices",
"publicKey": {
"id": "https://mastodon.nl/users/bammerlaan#main-key",
"owner": "https://mastodon.nl/users/bammerlaan",
"publicKeyPem": "-----BEGIN PUBLIC KEY-----\nMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxZ6x6MDJ+F3V6lAoV3CU\nEFYYYiEOLqYbAKbk3gwN8gMTzVDd/mwGUGeo0GOED8xvJTV2YGOW7i2WIaZ4j72p\nP+0QTnpAsm2gpsfczHhV81VyFjK2wG9st6yoz9lV7EUDATWoi6fEIKk6ai9ulNQu\nL1MEEF1fVE7UZQuOZjiZPlBfIT3xFrnZhiD04JgjjOEBAHER1Fuf+A9ty0s5AecC\nN0r+kal0ZqnNudDY8VlSHYxCIEpXYt/ONhjjFIvjcTF0uMCR6522rB3urWYZvbOw\nJxeBmRn7fOpenn/WHl+RyS3xt0C2ENk2mqEhqOrezKgqX0LIRFJWSGKbMZo1KSAp\nuQIDAQAB\n-----END PUBLIC KEY-----\n"
},
"tag": [
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/android",
"name": "#android"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/opensource",
"name": "#opensource"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/linux",
"name": "#linux"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/feminist",
"name": "#feminist"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/gaming",
"name": "#gaming"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/atheist",
"name": "#atheist"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/diy",
"name": "#diy"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/bicycles",
"name": "#bicycles"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/journalism",
"name": "#journalism"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/coding",
"name": "#coding"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/progressive",
"name": "#progressive"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/webdesign",
"name": "#webdesign"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/sewing",
"name": "#sewing"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/arthistory",
"name": "#arthistory"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/bouldering",
"name": "#bouldering"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/tabletoprpg",
"name": "#tabletoprpg"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/fashion",
"name": "#fashion"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/swimming",
"name": "#swimming"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/graphicdesign",
"name": "#graphicdesign"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/singing",
"name": "#singing"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/choir",
"name": "#choir"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/linguistics",
"name": "#linguistics"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/violin",
"name": "#violin"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/bikerepair",
"name": "#bikerepair"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/musicology",
"name": "#musicology"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/classicalmusic",
"name": "#classicalmusic"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/viola",
"name": "#viola"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/brompton",
"name": "#brompton"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/visiblemending",
"name": "#visiblemending"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/ally",
"name": "#ally"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/sashiko",
"name": "#sashiko"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/contemporaryclassical",
"name": "#contemporaryclassical"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/buyitforlife",
"name": "#buyitforlife"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/teetotaller",
"name": "#teetotaller"
},
{
"type": "Hashtag",
"href": "https://mastodon.nl/tags/classicalsinging",
"name": "#classicalsinging"
}
],
"attachment": [
{
"type": "PropertyValue",
"name": "Website",
"value": "<a href=\"https://bammerlaan.nl\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"\">bammerlaan.nl</span><span class=\"invisible\"></span></a>"
},
{
"type": "PropertyValue",
"name": "Alma maters",
"value": "University College Roosevelt, Utrecht University, Utrecht Conservatoire, Royal Conservatoire The Hague"
},
{
"type": "PropertyValue",
"name": "Pronouns",
"value": "He/him"
},
{
"type": "PropertyValue",
"name": "ListenBrainz",
"value": "<a href=\"https://listenbrainz.org/user/STEELBAS/\" target=\"_blank\" rel=\"nofollow noopener noreferrer me\" translate=\"no\"><span class=\"invisible\">https://</span><span class=\"ellipsis\">listenbrainz.org/user/STEELBAS</span><span class=\"invisible\">/</span></a>"
}
],
"endpoints": {
"sharedInbox": "https://mastodon.nl/inbox"
},
"icon": {
"type": "Image",
"mediaType": "image/png",
"url": "https://mastodon.nl/system/accounts/avatars/113/824/511/460/232/793/original/68fb5d8d941838b3.png"
},
"image": {
"type": "Image",
"mediaType": "image/jpeg",
"url": "https://mastodon.nl/system/accounts/headers/113/824/511/460/232/793/original/4dcadabf05f19080.jpg"
}
}