{
  "meta": {
    "subject": "Roblox group 9017918",
    "retrieved": "2026-09-08T05:44:41.913Z",
    "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."
    }
  },
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    "name": "Grinding with C",
    "created": "2021-01-05T19:00:42.487Z",
    "owner_user_id": 1572805606,
    "member_count": 1393,
    "has_verified_badge": false,
    "is_locked": false,
    "status": "live",
    "first_measured": "2026-08-10T12:08:09.255Z",
    "last_measured": "2026-09-08T05:03:20.353Z"
  },
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      "member_count": 1337
    },
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      "member_count": 1339
    },
    {
      "measured_at": "2026-08-14T03:22:31.711Z",
      "member_count": 1340
    },
    {
      "measured_at": "2026-08-14T16:42:38.667Z",
      "member_count": 1341
    },
    {
      "measured_at": "2026-08-15T04:10:53.763Z",
      "member_count": 1342
    },
    {
      "measured_at": "2026-08-15T13:40:46.745Z",
      "member_count": 1344
    },
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      "member_count": 1345
    },
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      "member_count": 1344
    },
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      "member_count": 1343
    },
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      "member_count": 1344
    },
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      "measured_at": "2026-08-18T22:10:34.290Z",
      "member_count": 1345
    },
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      "measured_at": "2026-08-19T15:20:23.572Z",
      "member_count": 1346
    },
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      "member_count": 1347
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      "member_count": 1348
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      "member_count": 1349
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      "member_count": 1348
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      "member_count": 1349
    },
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      "member_count": 1348
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      "member_count": 1349
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    },
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      "member_count": 1354
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      "member_count": 1355
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      "member_count": 1356
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      "member_count": 1369
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      "member_count": 1371
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      "member_count": 1372
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      "member_count": 1373
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      "member_count": 1381
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      "member_count": 1382
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    {
      "measured_at": "2026-09-05T22:31:03.452Z",
      "member_count": 1384
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      "measured_at": "2026-09-06T00:21:48.741Z",
      "member_count": 1386
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      "member_count": 1391
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      "measured_at": "2026-09-07T03:20:24.177Z",
      "member_count": 1392
    },
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      "measured_at": "2026-09-07T16:40:41.871Z",
      "member_count": 1393
    }
  ],
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    {
      "name": "Grinding with C",
      "first_seen": "2026-08-10T12:08:09.255Z",
      "last_seen": "2026-09-08T05:03:20.353Z",
      "current": true
    }
  ],
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    {
      "observed_at": "2026-08-10T14:51:01.857Z",
      "previous_owner": null,
      "new_owner": 1572805606
    }
  ]
}