{
  "meta": {
    "subject": "Roblox group 15138759",
    "retrieved": "2026-10-17T14:22:52.784Z",
    "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": 15138759,
    "name": "Blood Mania",
    "created": "2022-06-19T23:39:58.780Z",
    "owner_user_id": 3638890018,
    "member_count": 1591,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T16:22:52.950Z",
    "last_measured": "2026-10-16T22:17:23.829Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-11T10:05:46.512Z",
      "member_count": 1603
    },
    {
      "measured_at": "2026-08-12T02:42:37.720Z",
      "member_count": 1602
    },
    {
      "measured_at": "2026-08-17T20:20:51.604Z",
      "member_count": 1600
    },
    {
      "measured_at": "2026-08-20T05:54:38.351Z",
      "member_count": 1599
    },
    {
      "measured_at": "2026-08-23T02:25:17.705Z",
      "member_count": 1598
    },
    {
      "measured_at": "2026-08-26T15:08:11.567Z",
      "member_count": 1597
    },
    {
      "measured_at": "2026-08-29T22:17:21.026Z",
      "member_count": 1595
    },
    {
      "measured_at": "2026-08-30T19:49:00.392Z",
      "member_count": 1594
    },
    {
      "measured_at": "2026-09-19T02:34:25.412Z",
      "member_count": 1593
    },
    {
      "measured_at": "2026-10-09T08:39:39.093Z",
      "member_count": 1591
    }
  ],
  "name_history": [
    {
      "name": "Blood Mania",
      "first_seen": "2026-08-10T16:22:35.157Z",
      "last_seen": "2026-10-16T22:17:23.829Z",
      "current": true
    }
  ],
  "ownership_events": []
}