{
  "meta": {
    "subject": "Roblox group 427970820",
    "retrieved": "2026-10-22T10:29:54.645Z",
    "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": 427970820,
    "name": "Official Group of BlackRiver",
    "created": "2025-12-30T01:24:35.131Z",
    "owner_user_id": 1805954117,
    "member_count": 454,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-11T02:15:25.240Z",
    "last_measured": "2026-10-21T11:26:40.965Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-11T02:15:25.240Z",
      "member_count": 457
    },
    {
      "measured_at": "2026-08-13T23:41:00.263Z",
      "member_count": 460
    },
    {
      "measured_at": "2026-08-15T04:24:35.476Z",
      "member_count": 461
    },
    {
      "measured_at": "2026-08-18T14:46:11.910Z",
      "member_count": 464
    },
    {
      "measured_at": "2026-08-19T09:13:31.589Z",
      "member_count": 466
    },
    {
      "measured_at": "2026-08-20T16:30:16.638Z",
      "member_count": 465
    },
    {
      "measured_at": "2026-08-26T20:17:43.269Z",
      "member_count": 464
    },
    {
      "measured_at": "2026-09-03T04:07:53.551Z",
      "member_count": 463
    },
    {
      "measured_at": "2026-09-18T19:47:37.230Z",
      "member_count": 461
    },
    {
      "measured_at": "2026-09-19T19:25:25.833Z",
      "member_count": 460
    },
    {
      "measured_at": "2026-09-22T19:02:03.112Z",
      "member_count": 459
    },
    {
      "measured_at": "2026-09-25T02:06:36.262Z",
      "member_count": 458
    },
    {
      "measured_at": "2026-10-03T23:43:19.633Z",
      "member_count": 457
    },
    {
      "measured_at": "2026-10-09T11:50:58.408Z",
      "member_count": 456
    },
    {
      "measured_at": "2026-10-17T01:47:41.679Z",
      "member_count": 455
    },
    {
      "measured_at": "2026-10-21T11:26:40.965Z",
      "member_count": 454
    }
  ],
  "name_history": [
    {
      "name": "Official Group of BlackRiver",
      "first_seen": "2026-08-11T02:15:25.240Z",
      "last_seen": "2026-10-21T11:26:40.965Z",
      "current": true
    }
  ],
  "ownership_events": []
}