{
  "meta": {
    "subject": "Roblox group 35619847",
    "retrieved": "2026-10-18T00:34:30.228Z",
    "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": 35619847,
    "name": "[ 東方project ] 放 課 後 推 し 活 部",
    "created": "2025-02-13T10:49:20.153Z",
    "owner_user_id": 7221368523,
    "member_count": 583,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T19:47:44.984Z",
    "last_measured": "2026-10-13T19:04:10.737Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-12T00:35:50.827Z",
      "member_count": 559
    },
    {
      "measured_at": "2026-08-15T00:26:40.716Z",
      "member_count": 560
    },
    {
      "measured_at": "2026-08-16T07:56:25.038Z",
      "member_count": 561
    },
    {
      "measured_at": "2026-08-19T11:08:24.291Z",
      "member_count": 560
    },
    {
      "measured_at": "2026-08-20T13:58:08.406Z",
      "member_count": 559
    },
    {
      "measured_at": "2026-08-22T12:17:37.707Z",
      "member_count": 561
    },
    {
      "measured_at": "2026-08-22T14:59:24.133Z",
      "member_count": 562
    },
    {
      "measured_at": "2026-08-29T14:56:14.474Z",
      "member_count": 563
    },
    {
      "measured_at": "2026-08-29T20:35:54.905Z",
      "member_count": 565
    },
    {
      "measured_at": "2026-09-03T11:52:35.696Z",
      "member_count": 569
    },
    {
      "measured_at": "2026-09-05T09:41:45.811Z",
      "member_count": 568
    },
    {
      "measured_at": "2026-09-07T20:56:14.808Z",
      "member_count": 571
    },
    {
      "measured_at": "2026-09-08T12:01:40.472Z",
      "member_count": 572
    },
    {
      "measured_at": "2026-09-10T07:02:39.999Z",
      "member_count": 574
    },
    {
      "measured_at": "2026-09-14T12:32:37.698Z",
      "member_count": 576
    },
    {
      "measured_at": "2026-09-17T01:24:23.330Z",
      "member_count": 575
    },
    {
      "measured_at": "2026-09-21T13:41:00.990Z",
      "member_count": 576
    },
    {
      "measured_at": "2026-09-23T01:28:10.177Z",
      "member_count": 577
    },
    {
      "measured_at": "2026-09-26T13:35:50.952Z",
      "member_count": 578
    },
    {
      "measured_at": "2026-09-29T10:29:23.290Z",
      "member_count": 577
    },
    {
      "measured_at": "2026-10-01T15:21:33.336Z",
      "member_count": 579
    },
    {
      "measured_at": "2026-10-03T17:55:53.029Z",
      "member_count": 581
    },
    {
      "measured_at": "2026-10-13T15:55:15.850Z",
      "member_count": 583
    }
  ],
  "name_history": [
    {
      "name": "[ 東方project ] 放 課 後 推 し 活 部",
      "first_seen": "2026-08-10T19:47:25.499Z",
      "last_seen": "2026-10-13T19:04:10.737Z",
      "current": true
    }
  ],
  "ownership_events": []
}