{
  "meta": {
    "subject": "Roblox group 4091019",
    "retrieved": "2026-09-07T06:39:54.507Z",
    "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": 4091019,
    "name": "OoF Viet Nam",
    "created": "2018-04-30T09:00:15.527Z",
    "owner_user_id": 2970520946,
    "member_count": 1787,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:08:33.535Z",
    "last_measured": "2026-09-07T06:11:04.080Z"
  },
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      "member_count": 1708
    },
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      "member_count": 1709
    },
    {
      "measured_at": "2026-08-10T17:18:22.428Z",
      "member_count": 1710
    },
    {
      "measured_at": "2026-08-11T06:41:20.494Z",
      "member_count": 1709
    },
    {
      "measured_at": "2026-08-11T08:33:42.070Z",
      "member_count": 1710
    },
    {
      "measured_at": "2026-08-11T18:10:39.383Z",
      "member_count": 1712
    },
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      "member_count": 1713
    },
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      "measured_at": "2026-08-12T17:01:32.894Z",
      "member_count": 1716
    },
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      "measured_at": "2026-08-13T08:20:44.671Z",
      "member_count": 1717
    },
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      "measured_at": "2026-08-13T13:09:14.028Z",
      "member_count": 1718
    },
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      "measured_at": "2026-08-14T03:56:30.879Z",
      "member_count": 1720
    },
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      "member_count": 1721
    },
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      "member_count": 1722
    },
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    },
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      "measured_at": "2026-09-04T16:31:18.028Z",
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      "measured_at": "2026-09-07T05:42:01.228Z",
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    }
  ],
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    {
      "name": "OoF Viet Nam",
      "first_seen": "2026-08-10T12:08:33.535Z",
      "last_seen": "2026-09-07T06:11:04.080Z",
      "current": true
    }
  ],
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    {
      "observed_at": "2026-08-16T18:29:47.854Z",
      "previous_owner": 313437116,
      "new_owner": 2970520946
    },
    {
      "observed_at": "2026-08-10T13:46:32.880Z",
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    }
  ]
}