{
 "meta": {
  "dataset": "Subscriber history — @O2_Czech_Republic",
  "channel": "https://tgregister.com/channel/O2_Czech_Republic",
  "retrieved_at": "2026-08-23T20:59:47.192Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 16,
  "window": {
   "from": "2026-08-07T11:21:28.031Z",
   "to": "2026-08-22T15:55:59.944Z"
  },
  "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": "2026-08-07T11:21:28.031Z",
   "subscribers": 21827,
   "source": 0
  },
  {
   "ts": "2026-08-07T11:30:28.826Z",
   "subscribers": 21827,
   "source": 3
  },
  {
   "ts": "2026-08-08T03:39:01.180Z",
   "subscribers": 21830,
   "source": 4
  },
  {
   "ts": "2026-08-09T02:01:30.125Z",
   "subscribers": 21824,
   "source": 4
  },
  {
   "ts": "2026-08-10T00:02:07.796Z",
   "subscribers": 21818,
   "source": 4
  },
  {
   "ts": "2026-08-11T00:01:32.857Z",
   "subscribers": 21824,
   "source": 4
  },
  {
   "ts": "2026-08-11T21:03:13.967Z",
   "subscribers": 21818,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:06:57.692Z",
   "subscribers": 21814,
   "source": 4
  },
  {
   "ts": "2026-08-14T05:09:10.812Z",
   "subscribers": 21808,
   "source": 4
  },
  {
   "ts": "2026-08-15T18:14:16.815Z",
   "subscribers": 21803,
   "source": 4
  },
  {
   "ts": "2026-08-17T10:06:16.283Z",
   "subscribers": 21782,
   "source": 4
  },
  {
   "ts": "2026-08-18T13:23:52.040Z",
   "subscribers": 21772,
   "source": 4
  },
  {
   "ts": "2026-08-19T11:17:36.052Z",
   "subscribers": 21775,
   "source": 4
  },
  {
   "ts": "2026-08-20T08:38:07.681Z",
   "subscribers": 21767,
   "source": 4
  },
  {
   "ts": "2026-08-21T06:23:36.220Z",
   "subscribers": 21773,
   "source": 4
  },
  {
   "ts": "2026-08-22T15:55:59.944Z",
   "subscribers": 21754,
   "source": 4
  }
 ]
}