{
  "meta": {
    "subject": "Roblox group 467810878",
    "retrieved": "2026-09-10T02:30:13.201Z",
    "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": 467810878,
    "name": "有明鉄道/Ariake Railway",
    "created": "2026-03-01T01:47:24.492Z",
    "owner_user_id": 9731527906,
    "member_count": 277,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-11T05:32:15.420Z",
    "last_measured": "2026-09-06T17:56:41.090Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-11T05:32:15.420Z",
      "member_count": 277
    },
    {
      "measured_at": "2026-08-11T17:53:24.485Z",
      "member_count": 276
    },
    {
      "measured_at": "2026-08-13T09:43:47.357Z",
      "member_count": 278
    },
    {
      "measured_at": "2026-08-14T00:11:00.086Z",
      "member_count": 277
    },
    {
      "measured_at": "2026-08-18T06:06:21.429Z",
      "member_count": 278
    },
    {
      "measured_at": "2026-08-20T07:46:02.327Z",
      "member_count": 277
    },
    {
      "measured_at": "2026-08-28T11:06:14.629Z",
      "member_count": 278
    },
    {
      "measured_at": "2026-08-31T15:09:13.394Z",
      "member_count": 277
    }
  ],
  "name_history": [
    {
      "name": "有明鉄道/Ariake Railway",
      "first_seen": "2026-08-11T05:32:15.420Z",
      "last_seen": "2026-09-06T17:56:41.090Z",
      "current": true
    }
  ],
  "ownership_events": []
}