{
 "meta": {
  "dataset": "Subscriber history — @study_quiz19_com",
  "channel": "https://tgregister.com/channel/study_quiz19_com",
  "retrieved_at": "2026-09-10T12:45:57.950Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 11,
  "window": {
   "from": "2026-08-07T15:02:20.510Z",
   "to": "2026-09-06T06:17:13.035Z"
  },
  "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": "2026-08-07T15:02:20.510Z",
   "subscribers": 3420,
   "source": 3
  },
  {
   "ts": "2026-08-07T19:45:00.367Z",
   "subscribers": 3419,
   "source": 4
  },
  {
   "ts": "2026-08-11T00:01:18.980Z",
   "subscribers": 3448,
   "source": 4
  },
  {
   "ts": "2026-08-14T03:57:55.397Z",
   "subscribers": 3483,
   "source": 4
  },
  {
   "ts": "2026-08-17T13:37:03.877Z",
   "subscribers": 3510,
   "source": 4
  },
  {
   "ts": "2026-08-20T13:53:50.483Z",
   "subscribers": 3498,
   "source": 4
  },
  {
   "ts": "2026-08-23T20:29:28.090Z",
   "subscribers": 3500,
   "source": 4
  },
  {
   "ts": "2026-08-26T14:26:15.547Z",
   "subscribers": 3492,
   "source": 4
  },
  {
   "ts": "2026-08-30T00:23:24.442Z",
   "subscribers": 3478,
   "source": 4
  },
  {
   "ts": "2026-09-01T21:15:05.592Z",
   "subscribers": 3479,
   "source": 4
  },
  {
   "ts": "2026-09-06T06:17:13.035Z",
   "subscribers": 3470,
   "source": 4
  }
 ]
}