{
 "meta": {
  "dataset": "Subscriber history — @ChunZhaoChannel",
  "channel": "https://tgregister.com/channel/ChunZhaoChannel",
  "retrieved_at": "2026-08-19T07:46:24.450Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-06T19:51:10.387Z",
   "to": "2026-08-18T16:26:47.408Z"
  },
  "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": "2026-08-06T19:51:10.387Z",
   "subscribers": 30727,
   "source": 3
  },
  {
   "ts": "2026-08-07T03:23:53.258Z",
   "subscribers": 30749,
   "source": 4
  },
  {
   "ts": "2026-08-08T05:24:38.033Z",
   "subscribers": 30881,
   "source": 4
  },
  {
   "ts": "2026-08-09T09:11:14.685Z",
   "subscribers": 30949,
   "source": 4
  },
  {
   "ts": "2026-08-10T10:05:58.919Z",
   "subscribers": 32079,
   "source": 4
  },
  {
   "ts": "2026-08-11T09:14:54.380Z",
   "subscribers": 32407,
   "source": 4
  },
  {
   "ts": "2026-08-12T05:39:19.442Z",
   "subscribers": 32544,
   "source": 4
  },
  {
   "ts": "2026-08-13T06:37:58.554Z",
   "subscribers": 32758,
   "source": 4
  },
  {
   "ts": "2026-08-14T15:27:55.480Z",
   "subscribers": 34082,
   "source": 4
  },
  {
   "ts": "2026-08-16T06:12:42.390Z",
   "subscribers": 34452,
   "source": 4
  },
  {
   "ts": "2026-08-17T15:48:43.582Z",
   "subscribers": 35019,
   "source": 4
  },
  {
   "ts": "2026-08-18T16:26:47.408Z",
   "subscribers": 35752,
   "source": 4
  }
 ]
}