{
  "meta": {
    "subject": "Roblox group 3939561",
    "retrieved": "2026-09-08T00:28:45.402Z",
    "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": 3939561,
    "name": "Fire Simulator Series",
    "created": "2018-03-07T04:01:21.977Z",
    "owner_user_id": 132728413,
    "member_count": 11644,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:11:35.898Z",
    "last_measured": "2026-09-08T00:21:37.002Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:11:35.898Z",
      "member_count": 11653
    },
    {
      "measured_at": "2026-08-12T23:32:11.931Z",
      "member_count": 11652
    },
    {
      "measured_at": "2026-08-13T23:42:06.868Z",
      "member_count": 11651
    },
    {
      "measured_at": "2026-08-15T06:12:03.584Z",
      "member_count": 11650
    },
    {
      "measured_at": "2026-08-16T13:44:50.308Z",
      "member_count": 11649
    },
    {
      "measured_at": "2026-08-17T22:31:21.507Z",
      "member_count": 11648
    },
    {
      "measured_at": "2026-08-18T19:20:51.764Z",
      "member_count": 11647
    },
    {
      "measured_at": "2026-08-26T01:10:57.722Z",
      "member_count": 11646
    },
    {
      "measured_at": "2026-08-26T22:47:58.411Z",
      "member_count": 11645
    },
    {
      "measured_at": "2026-08-30T18:25:25.560Z",
      "member_count": 11644
    }
  ],
  "name_history": [
    {
      "name": "Fire Simulator Series",
      "first_seen": "2026-08-10T12:11:35.898Z",
      "last_seen": "2026-09-08T00:21:37.002Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T13:44:36.378Z",
      "previous_owner": null,
      "new_owner": 132728413
    }
  ]
}