{
  "meta": {
    "subject": "Roblox group 34307730",
    "retrieved": "2026-10-21T09:54:12.962Z",
    "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": 34307730,
    "name": "수도권 지하철 4호선 . Seoul Metro 4Line",
    "created": "2024-05-14T01:52:25.970Z",
    "owner_user_id": 1461039562,
    "member_count": 1031,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T19:30:23.241Z",
    "last_measured": "2026-10-18T18:38:00.353Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T20:57:13.300Z",
      "member_count": 1027
    },
    {
      "measured_at": "2026-08-11T16:33:21.778Z",
      "member_count": 1026
    },
    {
      "measured_at": "2026-08-12T03:21:28.662Z",
      "member_count": 1027
    },
    {
      "measured_at": "2026-08-12T14:39:17.346Z",
      "member_count": 1026
    },
    {
      "measured_at": "2026-08-13T16:16:38.781Z",
      "member_count": 1027
    },
    {
      "measured_at": "2026-08-18T13:20:55.880Z",
      "member_count": 1026
    },
    {
      "measured_at": "2026-08-22T10:13:27.768Z",
      "member_count": 1025
    },
    {
      "measured_at": "2026-08-28T23:49:41.299Z",
      "member_count": 1026
    },
    {
      "measured_at": "2026-09-02T20:48:50.923Z",
      "member_count": 1027
    },
    {
      "measured_at": "2026-09-06T14:45:36.316Z",
      "member_count": 1026
    },
    {
      "measured_at": "2026-09-16T18:30:02.798Z",
      "member_count": 1027
    },
    {
      "measured_at": "2026-09-23T11:03:25.149Z",
      "member_count": 1029
    },
    {
      "measured_at": "2026-09-27T03:48:03.562Z",
      "member_count": 1028
    },
    {
      "measured_at": "2026-09-28T03:06:34.601Z",
      "member_count": 1029
    },
    {
      "measured_at": "2026-10-05T02:37:09.647Z",
      "member_count": 1028
    },
    {
      "measured_at": "2026-10-17T21:14:16.189Z",
      "member_count": 1032
    },
    {
      "measured_at": "2026-10-18T18:38:00.353Z",
      "member_count": 1031
    }
  ],
  "name_history": [
    {
      "name": "수도권 지하철 4호선 . Seoul Metro 4Line",
      "first_seen": "2026-08-10T19:30:02.204Z",
      "last_seen": "2026-10-18T18:38:00.353Z",
      "current": true
    }
  ],
  "ownership_events": []
}