{
  "meta": {
    "subject": "Roblox group 558",
    "retrieved": "2026-09-05T07:51:22.826Z",
    "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": 558,
    "name": "The Brotherhood of Steel",
    "created": "2009-07-30T08:17:21.523Z",
    "owner_user_id": 1134129456,
    "member_count": 4780,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T10:51:49.709Z",
    "last_measured": "2026-09-05T02:32:53.041Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T14:00:20.938Z",
      "member_count": 4786
    },
    {
      "measured_at": "2026-08-12T22:51:52.346Z",
      "member_count": 4785
    },
    {
      "measured_at": "2026-08-13T22:42:13.860Z",
      "member_count": 4784
    },
    {
      "measured_at": "2026-08-15T10:59:37.527Z",
      "member_count": 4783
    },
    {
      "measured_at": "2026-08-16T01:46:13.123Z",
      "member_count": 4784
    },
    {
      "measured_at": "2026-08-18T09:19:18.786Z",
      "member_count": 4783
    },
    {
      "measured_at": "2026-08-26T13:16:59.232Z",
      "member_count": 4782
    },
    {
      "measured_at": "2026-08-27T05:15:20.121Z",
      "member_count": 4781
    },
    {
      "measured_at": "2026-08-27T23:17:07.827Z",
      "member_count": 4780
    },
    {
      "measured_at": "2026-08-28T15:55:13.926Z",
      "member_count": 4781
    },
    {
      "measured_at": "2026-09-02T06:06:09.088Z",
      "member_count": 4782
    },
    {
      "measured_at": "2026-09-03T19:47:11.706Z",
      "member_count": 4781
    },
    {
      "measured_at": "2026-09-05T02:21:47.161Z",
      "member_count": 4780
    }
  ],
  "name_history": [
    {
      "name": "The Brotherhood of Steel",
      "first_seen": "2026-08-10T10:51:47.646Z",
      "last_seen": "2026-09-05T02:32:53.041Z",
      "current": true
    }
  ],
  "ownership_events": []
}