{
 "meta": {
  "dataset": "Subscriber history — @CitySerial",
  "channel": "https://tgregister.com/channel/CitySerial",
  "retrieved_at": "2026-09-01T04:17:03.673Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 24,
  "window": {
   "from": "2026-08-07T19:28:41.286Z",
   "to": "2026-09-01T03:15:29.830Z"
  },
  "columns": {
   "ts": "when this reading was taken, UTC",
   "subscribers": "the count read (or, for source 3, carried over) — see source below",
   "source": {
    "0": "sweep.py — t.me/<name> profile page",
    "1": "promote.py — Bot API getChat",
    "2": "resolve.py — MTProto",
    "3": "spromote.py — t.me/s/<name> post preview (figure carried over from an earlier profile read, not the preview’s own rounded header)",
    "4": "remeasure.py — t.me/<name> profile page, re-read on a schedule"
   }
  },
  "note": "Snapshots are written only when a reading changes: a gap in ts means \"no change observed between readings\", never \"not measured\" and never \"interpolated\". Readings from different sources are separate lineages that do not confirm one another — subtracting across them can attribute a change to a period nothing was actually read in. Full method: https://tgregister.com/methodology#measuring"
 },
 "rows": [
  {
   "ts": "2026-08-07T19:28:41.286Z",
   "subscribers": 12352,
   "source": 0
  },
  {
   "ts": "2026-08-08T04:25:23.204Z",
   "subscribers": 12355,
   "source": 4
  },
  {
   "ts": "2026-08-09T05:02:56.704Z",
   "subscribers": 12356,
   "source": 4
  },
  {
   "ts": "2026-08-10T03:51:12.305Z",
   "subscribers": 12366,
   "source": 4
  },
  {
   "ts": "2026-08-11T05:47:09.844Z",
   "subscribers": 12373,
   "source": 4
  },
  {
   "ts": "2026-08-12T02:17:44.028Z",
   "subscribers": 12377,
   "source": 4
  },
  {
   "ts": "2026-08-13T02:33:59.688Z",
   "subscribers": 12397,
   "source": 4
  },
  {
   "ts": "2026-08-14T12:16:26.791Z",
   "subscribers": 12417,
   "source": 4
  },
  {
   "ts": "2026-08-15T19:34:45.402Z",
   "subscribers": 12429,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:26:08.277Z",
   "subscribers": 12446,
   "source": 4
  },
  {
   "ts": "2026-08-18T09:16:09.590Z",
   "subscribers": 12436,
   "source": 4
  },
  {
   "ts": "2026-08-19T05:52:24.487Z",
   "subscribers": 12432,
   "source": 4
  },
  {
   "ts": "2026-08-20T09:27:40.369Z",
   "subscribers": 12453,
   "source": 4
  },
  {
   "ts": "2026-08-20T19:42:43.311Z",
   "subscribers": 12453,
   "source": 1
  },
  {
   "ts": "2026-08-21T12:48:51.641Z",
   "subscribers": 12464,
   "source": 4
  },
  {
   "ts": "2026-08-23T02:58:50.220Z",
   "subscribers": 12478,
   "source": 4
  },
  {
   "ts": "2026-08-24T20:03:20.792Z",
   "subscribers": 12498,
   "source": 4
  },
  {
   "ts": "2026-08-25T20:38:53.957Z",
   "subscribers": 12495,
   "source": 4
  },
  {
   "ts": "2026-08-26T18:44:35.461Z",
   "subscribers": 12501,
   "source": 4
  },
  {
   "ts": "2026-08-27T22:04:06.339Z",
   "subscribers": 12512,
   "source": 4
  },
  {
   "ts": "2026-08-28T23:09:01.295Z",
   "subscribers": 12513,
   "source": 4
  },
  {
   "ts": "2026-08-29T23:14:01.946Z",
   "subscribers": 12516,
   "source": 4
  },
  {
   "ts": "2026-08-31T01:58:54.566Z",
   "subscribers": 12514,
   "source": 4
  },
  {
   "ts": "2026-09-01T03:15:29.830Z",
   "subscribers": 12504,
   "source": 4
  }
 ]
}