{
  "meta": {
    "subject": "Roblox group 778381537",
    "retrieved": "2026-09-10T01:03:59.674Z",
    "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": 778381537,
    "name": "ルカ温泉",
    "created": "2025-10-15T09:16:22.089Z",
    "owner_user_id": 8351302592,
    "member_count": 1250,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-11T04:54:24.326Z",
    "last_measured": "2026-09-04T06:20:02.272Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-11T04:54:24.326Z",
      "member_count": 1238
    },
    {
      "measured_at": "2026-08-11T07:21:34.173Z",
      "member_count": 1239
    },
    {
      "measured_at": "2026-08-17T11:05:06.280Z",
      "member_count": 1245
    },
    {
      "measured_at": "2026-08-25T22:02:43.225Z",
      "member_count": 1244
    },
    {
      "measured_at": "2026-08-28T06:11:36.794Z",
      "member_count": 1248
    },
    {
      "measured_at": "2026-09-04T06:20:02.272Z",
      "member_count": 1250
    }
  ],
  "name_history": [
    {
      "name": "ルカ温泉",
      "first_seen": "2026-08-11T04:54:24.326Z",
      "last_seen": "2026-09-04T06:20:02.272Z",
      "current": true
    }
  ],
  "ownership_events": []
}