{
  "meta": {
    "subject": "Roblox group 11709136",
    "retrieved": "2026-09-07T04:15:53.628Z",
    "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": 11709136,
    "name": "The Official Blue Train With Friends Group",
    "created": "2021-07-31T21:57:59.600Z",
    "owner_user_id": 528094381,
    "member_count": 2025,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:04:50.991Z",
    "last_measured": "2026-09-07T03:20:23.393Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:04:50.991Z",
      "member_count": 2022
    },
    {
      "measured_at": "2026-08-11T16:11:16.035Z",
      "member_count": 2023
    },
    {
      "measured_at": "2026-08-11T19:40:49.223Z",
      "member_count": 2024
    },
    {
      "measured_at": "2026-08-12T22:21:46.104Z",
      "member_count": 2025
    },
    {
      "measured_at": "2026-08-13T13:35:09.534Z",
      "member_count": 2026
    },
    {
      "measured_at": "2026-08-15T07:42:20.222Z",
      "member_count": 2025
    },
    {
      "measured_at": "2026-08-15T19:12:09.582Z",
      "member_count": 2026
    },
    {
      "measured_at": "2026-08-20T19:52:01.938Z",
      "member_count": 2027
    },
    {
      "measured_at": "2026-08-30T01:12:39.524Z",
      "member_count": 2026
    },
    {
      "measured_at": "2026-08-30T20:20:28.370Z",
      "member_count": 2025
    },
    {
      "measured_at": "2026-09-06T00:11:23.463Z",
      "member_count": 2026
    },
    {
      "measured_at": "2026-09-06T19:30:19.588Z",
      "member_count": 2025
    }
  ],
  "name_history": [
    {
      "name": "The Official Blue Train With Friends Group",
      "first_seen": "2026-08-10T12:04:50.991Z",
      "last_seen": "2026-09-07T03:20:23.393Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T15:28:33.810Z",
      "previous_owner": null,
      "new_owner": 528094381
    }
  ]
}