{
  "meta": {
    "subject": "Roblox group 572459666",
    "retrieved": "2026-09-10T02:46:11.291Z",
    "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": 572459666,
    "name": "宜蘭鐵道模擬器 Yilan County railway emulator",
    "created": "2025-11-24T13:41:26.200Z",
    "owner_user_id": 3029260655,
    "member_count": 193,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:07:00.894Z",
    "last_measured": "2026-09-10T01:41:50.171Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:07:00.894Z",
      "member_count": 190
    },
    {
      "measured_at": "2026-08-11T00:10:27.948Z",
      "member_count": 190
    },
    {
      "measured_at": "2026-08-13T15:42:55.399Z",
      "member_count": 189
    },
    {
      "measured_at": "2026-08-14T03:11:54.183Z",
      "member_count": 190
    },
    {
      "measured_at": "2026-08-20T04:32:00.680Z",
      "member_count": 191
    },
    {
      "measured_at": "2026-08-23T12:40:48.899Z",
      "member_count": 193
    },
    {
      "measured_at": "2026-08-24T05:35:22.894Z",
      "member_count": 192
    },
    {
      "measured_at": "2026-08-26T13:10:50.566Z",
      "member_count": 193
    },
    {
      "measured_at": "2026-08-27T14:00:27.848Z",
      "member_count": 192
    },
    {
      "measured_at": "2026-09-07T12:40:51.504Z",
      "member_count": 193
    }
  ],
  "name_history": [
    {
      "name": "宜蘭鐵道模擬器 Yilan County railway emulator",
      "first_seen": "2026-08-10T12:07:00.894Z",
      "last_seen": "2026-09-10T01:41:50.171Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-11T00:10:27.948Z",
      "previous_owner": null,
      "new_owner": 3029260655
    }
  ]
}