{
  "meta": {
    "subject": "Roblox group 7133349",
    "retrieved": "2026-10-18T17:50:08.602Z",
    "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": 7133349,
    "name": "[JRRA] Japan Roblox Rail Association",
    "created": "2020-07-21T18:05:31.897Z",
    "owner_user_id": 1215529775,
    "member_count": 1273,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:13:32.981Z",
    "last_measured": "2026-10-18T17:40:43.741Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:13:32.981Z",
      "member_count": 1273
    },
    {
      "measured_at": "2026-09-08T15:50:49.114Z",
      "member_count": 1274
    },
    {
      "measured_at": "2026-09-09T10:51:51.064Z",
      "member_count": 1275
    },
    {
      "measured_at": "2026-09-10T23:10:59.044Z",
      "member_count": 1276
    },
    {
      "measured_at": "2026-09-12T07:50:07.625Z",
      "member_count": 1275
    },
    {
      "measured_at": "2026-09-25T14:12:10.658Z",
      "member_count": 1274
    },
    {
      "measured_at": "2026-10-01T05:51:30.022Z",
      "member_count": 1273
    },
    {
      "measured_at": "2026-10-02T10:31:09.849Z",
      "member_count": 1272
    },
    {
      "measured_at": "2026-10-17T20:40:50.338Z",
      "member_count": 1273
    }
  ],
  "name_history": [
    {
      "name": "[JRRA] Japan Roblox Rail Association",
      "first_seen": "2026-08-10T12:13:32.981Z",
      "last_seen": "2026-10-18T17:40:43.741Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T14:25:22.194Z",
      "previous_owner": null,
      "new_owner": 1215529775
    }
  ]
}