{
  "meta": {
    "subject": "Roblox group 13478958",
    "retrieved": "2026-11-04T01:14:03.331Z",
    "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": 13478958,
    "name": "JailBird Tournaments",
    "created": "2021-12-29T00:43:07.987Z",
    "owner_user_id": 1493037799,
    "member_count": 584,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:13:34.354Z",
    "last_measured": "2026-11-03T03:51:23.468Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:13:34.354Z",
      "member_count": 579
    },
    {
      "measured_at": "2026-08-13T14:13:12.995Z",
      "member_count": 580
    },
    {
      "measured_at": "2026-08-16T16:11:17.150Z",
      "member_count": 579
    },
    {
      "measured_at": "2026-08-18T11:01:31.794Z",
      "member_count": 580
    },
    {
      "measured_at": "2026-08-21T19:11:12.469Z",
      "member_count": 579
    },
    {
      "measured_at": "2026-08-27T08:41:21.146Z",
      "member_count": 580
    },
    {
      "measured_at": "2026-08-27T22:01:39.052Z",
      "member_count": 581
    },
    {
      "measured_at": "2026-08-30T11:02:26.433Z",
      "member_count": 580
    },
    {
      "measured_at": "2026-09-08T04:12:21.973Z",
      "member_count": 581
    },
    {
      "measured_at": "2026-09-10T04:57:59.393Z",
      "member_count": 582
    },
    {
      "measured_at": "2026-09-17T23:12:35.017Z",
      "member_count": 583
    },
    {
      "measured_at": "2026-09-29T13:37:32.949Z",
      "member_count": 584
    },
    {
      "measured_at": "2026-10-19T00:08:45.706Z",
      "member_count": 585
    },
    {
      "measured_at": "2026-10-27T03:57:36.472Z",
      "member_count": 584
    }
  ],
  "name_history": [
    {
      "name": "JailBird Tournaments",
      "first_seen": "2026-08-10T12:13:34.354Z",
      "last_seen": "2026-11-03T03:51:23.468Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T15:55:42.318Z",
      "previous_owner": null,
      "new_owner": 1493037799
    }
  ]
}