{
  "meta": {
    "subject": "Roblox group 16189732",
    "retrieved": "2026-10-19T14:01:38.550Z",
    "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": 16189732,
    "name": "ワタ鉄道グループ",
    "created": "2022-10-24T12:18:26.710Z",
    "owner_user_id": 2550673884,
    "member_count": 662,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T16:37:01.624Z",
    "last_measured": "2026-10-18T14:35:15.288Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T17:23:46.340Z",
      "member_count": 653
    },
    {
      "measured_at": "2026-08-23T12:55:55.305Z",
      "member_count": 655
    },
    {
      "measured_at": "2026-08-27T14:27:02.591Z",
      "member_count": 656
    },
    {
      "measured_at": "2026-08-29T12:45:57.167Z",
      "member_count": 655
    },
    {
      "measured_at": "2026-08-30T16:17:14.597Z",
      "member_count": 656
    },
    {
      "measured_at": "2026-09-05T03:09:06.477Z",
      "member_count": 657
    },
    {
      "measured_at": "2026-09-06T14:58:31.424Z",
      "member_count": 658
    },
    {
      "measured_at": "2026-09-18T14:34:16.508Z",
      "member_count": 659
    },
    {
      "measured_at": "2026-10-01T01:28:47.054Z",
      "member_count": 660
    },
    {
      "measured_at": "2026-10-13T20:43:20.055Z",
      "member_count": 663
    },
    {
      "measured_at": "2026-10-16T09:53:15.743Z",
      "member_count": 662
    }
  ],
  "name_history": [
    {
      "name": "ワタ鉄道グループ",
      "first_seen": "2026-08-10T16:36:44.303Z",
      "last_seen": "2026-10-18T14:35:15.288Z",
      "current": true
    }
  ],
  "ownership_events": []
}