{
  "meta": {
    "subject": "Roblox group 255226860",
    "retrieved": "2026-11-05T15:38:24.277Z",
    "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": 255226860,
    "name": "Japanese Central Line",
    "created": "2025-12-20T02:16:28.552Z",
    "owner_user_id": 5503573199,
    "member_count": 67,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:02:24.977Z",
    "last_measured": "2026-10-21T19:20:26.118Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:02:24.976Z",
      "member_count": 63
    },
    {
      "measured_at": "2026-08-10T23:00:30.407Z",
      "member_count": 63
    },
    {
      "measured_at": "2026-08-20T02:10:32.883Z",
      "member_count": 64
    },
    {
      "measured_at": "2026-08-20T13:31:45.268Z",
      "member_count": 65
    },
    {
      "measured_at": "2026-08-26T10:50:09.352Z",
      "member_count": 66
    },
    {
      "measured_at": "2026-08-29T03:40:29.617Z",
      "member_count": 65
    },
    {
      "measured_at": "2026-09-11T03:51:12.961Z",
      "member_count": 66
    },
    {
      "measured_at": "2026-09-16T10:00:48.217Z",
      "member_count": 67
    },
    {
      "measured_at": "2026-09-22T07:11:00.930Z",
      "member_count": 66
    },
    {
      "measured_at": "2026-10-08T10:31:44.942Z",
      "member_count": 67
    }
  ],
  "name_history": [
    {
      "name": "Japanese Central Line",
      "first_seen": "2026-08-10T12:02:24.976Z",
      "last_seen": "2026-10-21T19:20:26.118Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T23:00:30.407Z",
      "previous_owner": null,
      "new_owner": 5503573199
    }
  ]
}