{
  "meta": {
    "subject": "Roblox group 10103898",
    "retrieved": "2026-10-21T15:19:22.599Z",
    "licence": "Measured by roregister.com from public Roblox APIs. Free to reuse with attribution to roregister.com. Not affiliated with Roblox Corporation.",
    "notes": {
      "member_history": "insert-on-change; a point exists only where the value differed from the prior reading.",
      "detection_dates": "ownership/name changes are dated when this register observed them, not when they happened."
    }
  },
  "group": {
    "id": 10103898,
    "name": "Kosii's Coaster Club",
    "created": "2021-03-24T19:35:15.740Z",
    "owner_user_id": 34413646,
    "member_count": 1370,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:14:14.347Z",
    "last_measured": "2026-10-21T14:07:31.082Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:14:14.347Z",
      "member_count": 1332
    },
    {
      "measured_at": "2026-08-12T04:01:14.032Z",
      "member_count": 1333
    },
    {
      "measured_at": "2026-08-14T20:52:08.420Z",
      "member_count": 1334
    },
    {
      "measured_at": "2026-08-15T18:02:57.451Z",
      "member_count": 1335
    },
    {
      "measured_at": "2026-08-15T19:37:16.416Z",
      "member_count": 1337
    },
    {
      "measured_at": "2026-08-16T02:32:47.324Z",
      "member_count": 1338
    },
    {
      "measured_at": "2026-08-16T08:20:16.085Z",
      "member_count": 1339
    },
    {
      "measured_at": "2026-08-20T01:31:22.688Z",
      "member_count": 1340
    },
    {
      "measured_at": "2026-08-21T15:41:14.153Z",
      "member_count": 1341
    },
    {
      "measured_at": "2026-08-21T20:59:25.633Z",
      "member_count": 1342
    },
    {
      "measured_at": "2026-08-23T03:51:59.112Z",
      "member_count": 1343
    },
    {
      "measured_at": "2026-08-23T19:11:06.338Z",
      "member_count": 1344
    },
    {
      "measured_at": "2026-08-24T08:31:24.175Z",
      "member_count": 1345
    },
    {
      "measured_at": "2026-08-24T20:00:41.124Z",
      "member_count": 1346
    },
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      "member_count": 1347
    },
    {
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      "member_count": 1348
    },
    {
      "measured_at": "2026-08-31T01:00:09.580Z",
      "member_count": 1349
    },
    {
      "measured_at": "2026-09-06T03:10:44.007Z",
      "member_count": 1350
    },
    {
      "measured_at": "2026-09-06T22:30:09.818Z",
      "member_count": 1351
    },
    {
      "measured_at": "2026-09-09T09:31:49.560Z",
      "member_count": 1352
    },
    {
      "measured_at": "2026-09-12T17:51:26.759Z",
      "member_count": 1356
    },
    {
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      "member_count": 1359
    },
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      "member_count": 1360
    },
    {
      "measured_at": "2026-09-16T23:01:06.403Z",
      "member_count": 1363
    },
    {
      "measured_at": "2026-09-18T17:10:19.561Z",
      "member_count": 1362
    },
    {
      "measured_at": "2026-09-19T20:51:33.837Z",
      "member_count": 1364
    },
    {
      "measured_at": "2026-09-22T12:50:31.451Z",
      "member_count": 1363
    },
    {
      "measured_at": "2026-09-23T22:35:34.739Z",
      "member_count": 1364
    },
    {
      "measured_at": "2026-09-24T16:20:06.598Z",
      "member_count": 1365
    },
    {
      "measured_at": "2026-09-25T01:51:52.321Z",
      "member_count": 1366
    },
    {
      "measured_at": "2026-10-08T20:46:08.548Z",
      "member_count": 1367
    },
    {
      "measured_at": "2026-10-10T00:31:05.562Z",
      "member_count": 1368
    },
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      "member_count": 1369
    },
    {
      "measured_at": "2026-10-16T18:41:59.242Z",
      "member_count": 1370
    }
  ],
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    {
      "name": "Kosii's Coaster Club",
      "first_seen": "2026-08-10T12:14:14.347Z",
      "last_seen": "2026-10-21T14:07:31.082Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T15:06:50.345Z",
      "previous_owner": null,
      "new_owner": 34413646
    }
  ]
}