{
  "meta": {
    "subject": "Roblox group 4149162",
    "retrieved": "2026-09-08T12:56:06.316Z",
    "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": 4149162,
    "name": "{{ZTM}} Zakład Transportu Miejskiego - Warszawa",
    "created": "2018-05-25T12:54:17.647Z",
    "owner_user_id": 3099592848,
    "member_count": 1236,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:06:37.298Z",
    "last_measured": "2026-09-08T12:30:50.595Z"
  },
  "member_history": [
    {
      "measured_at": "2026-08-10T12:06:37.298Z",
      "member_count": 1236
    },
    {
      "measured_at": "2026-08-11T06:40:38.174Z",
      "member_count": 1235
    },
    {
      "measured_at": "2026-08-17T12:31:57.111Z",
      "member_count": 1236
    }
  ],
  "name_history": [
    {
      "name": "{{ZTM}} Zakład Transportu Miejskiego - Warszawa",
      "first_seen": "2026-08-10T12:06:37.298Z",
      "last_seen": "2026-09-08T12:30:50.595Z",
      "current": true
    }
  ],
  "ownership_events": [
    {
      "observed_at": "2026-08-10T13:46:58.081Z",
      "previous_owner": null,
      "new_owner": 3099592848
    }
  ]
}