{
  "meta": {
    "subject": "Roblox group 4091526",
    "retrieved": "2026-09-08T17:24:13.277Z",
    "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": 4091526,
    "name": "Hogwarts School ✨ Witchcraft + Wizardry",
    "created": "2018-04-30T16:48:04.927Z",
    "owner_user_id": 204578816,
    "member_count": 4644,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:03:52.259Z",
    "last_measured": "2026-09-08T17:00:58.803Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:03:52.259Z",
      "member_count": 4649
    },
    {
      "measured_at": "2026-08-10T15:11:31.272Z",
      "member_count": 4648
    },
    {
      "measured_at": "2026-08-13T04:30:37.182Z",
      "member_count": 4647
    },
    {
      "measured_at": "2026-08-14T02:44:21.966Z",
      "member_count": 4646
    },
    {
      "measured_at": "2026-08-14T20:02:52.643Z",
      "member_count": 4647
    },
    {
      "measured_at": "2026-08-15T05:11:46.304Z",
      "member_count": 4646
    },
    {
      "measured_at": "2026-08-15T13:40:43.309Z",
      "member_count": 4645
    },
    {
      "measured_at": "2026-08-16T17:00:53.546Z",
      "member_count": 4646
    },
    {
      "measured_at": "2026-08-17T09:32:31.172Z",
      "member_count": 4645
    },
    {
      "measured_at": "2026-08-18T14:11:10.366Z",
      "member_count": 4644
    },
    {
      "measured_at": "2026-08-18T16:50:20.846Z",
      "member_count": 4643
    },
    {
      "measured_at": "2026-08-20T23:13:25.530Z",
      "member_count": 4642
    },
    {
      "measured_at": "2026-08-22T01:44:03.516Z",
      "member_count": 4641
    },
    {
      "measured_at": "2026-09-03T22:40:23.649Z",
      "member_count": 4644
    }
  ],
  "name_history": [
    {
      "name": "Hogwarts School ✨ Witchcraft + Wizardry",
      "first_seen": "2026-08-10T12:03:52.259Z",
      "last_seen": "2026-09-08T17:00:58.803Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T13:46:32.880Z",
      "previous_owner": null,
      "new_owner": 204578816
    }
  ]
}