{
  "meta": {
    "subject": "Roblox group 4583898",
    "retrieved": "2026-09-09T00:39:32.513Z",
    "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": 4583898,
    "name": "Black Mountainside",
    "created": "2018-12-14T04:24:42.097Z",
    "owner_user_id": 1211614217,
    "member_count": 3982,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T13:53:12.274Z",
    "last_measured": "2026-09-08T21:10:49.853Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T20:29:19.513Z",
      "member_count": 3973
    },
    {
      "measured_at": "2026-08-11T20:17:39.886Z",
      "member_count": 3972
    },
    {
      "measured_at": "2026-08-13T01:04:04.905Z",
      "member_count": 3971
    },
    {
      "measured_at": "2026-08-14T23:24:58.852Z",
      "member_count": 3972
    },
    {
      "measured_at": "2026-08-16T02:25:26.508Z",
      "member_count": 3971
    },
    {
      "measured_at": "2026-08-17T10:15:15.282Z",
      "member_count": 3972
    },
    {
      "measured_at": "2026-08-17T18:50:48.846Z",
      "member_count": 3973
    },
    {
      "measured_at": "2026-08-17T21:46:24.162Z",
      "member_count": 3975
    },
    {
      "measured_at": "2026-08-18T09:56:28.611Z",
      "member_count": 3976
    },
    {
      "measured_at": "2026-08-19T03:56:00.249Z",
      "member_count": 3975
    },
    {
      "measured_at": "2026-08-20T13:38:25.660Z",
      "member_count": 3976
    },
    {
      "measured_at": "2026-08-21T13:10:51.256Z",
      "member_count": 3977
    },
    {
      "measured_at": "2026-08-23T17:29:29.633Z",
      "member_count": 3976
    },
    {
      "measured_at": "2026-08-25T07:46:58.246Z",
      "member_count": 3977
    },
    {
      "measured_at": "2026-08-27T15:41:33.945Z",
      "member_count": 3976
    },
    {
      "measured_at": "2026-08-28T04:41:39.308Z",
      "member_count": 3977
    },
    {
      "measured_at": "2026-08-29T07:21:39.372Z",
      "member_count": 3979
    },
    {
      "measured_at": "2026-08-30T08:46:07.897Z",
      "member_count": 3978
    },
    {
      "measured_at": "2026-08-31T12:58:57.615Z",
      "member_count": 3977
    },
    {
      "measured_at": "2026-08-31T16:52:49.252Z",
      "member_count": 3978
    },
    {
      "measured_at": "2026-09-01T04:19:38.233Z",
      "member_count": 3979
    },
    {
      "measured_at": "2026-09-02T17:22:33.481Z",
      "member_count": 3980
    },
    {
      "measured_at": "2026-09-03T12:09:23.659Z",
      "member_count": 3981
    },
    {
      "measured_at": "2026-09-04T17:17:28.371Z",
      "member_count": 3980
    },
    {
      "measured_at": "2026-09-05T03:14:19.620Z",
      "member_count": 3981
    },
    {
      "measured_at": "2026-09-05T18:38:55.277Z",
      "member_count": 3982
    },
    {
      "measured_at": "2026-09-06T14:33:24.300Z",
      "member_count": 3983
    },
    {
      "measured_at": "2026-09-08T02:07:21.144Z",
      "member_count": 3984
    },
    {
      "measured_at": "2026-09-08T14:43:19.824Z",
      "member_count": 3983
    },
    {
      "measured_at": "2026-09-08T21:10:49.853Z",
      "member_count": 3982
    }
  ],
  "name_history": [
    {
      "name": "Black Mountainside",
      "first_seen": "2026-08-10T13:52:58.914Z",
      "last_seen": "2026-09-08T21:10:49.853Z",
      "current": true
    }
  ],
  "ownership_events": []
}