{
 "meta": {
  "dataset": "Subscriber history — @BTAAlert",
  "channel": "https://tgregister.com/channel/BTAAlert",
  "retrieved_at": "2026-08-18T12:22:39.762Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 12,
  "window": {
   "from": "2026-08-06T19:56:49.009Z",
   "to": "2026-08-17T18:45:08.465Z"
  },
  "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": "2026-08-06T19:56:49.009Z",
   "subscribers": 12140,
   "source": 0
  },
  {
   "ts": "2026-08-06T20:00:43.462Z",
   "subscribers": 12140,
   "source": 3
  },
  {
   "ts": "2026-08-07T18:57:29.552Z",
   "subscribers": 12134,
   "source": 4
  },
  {
   "ts": "2026-08-08T17:38:58.266Z",
   "subscribers": 12131,
   "source": 4
  },
  {
   "ts": "2026-08-09T15:17:50.845Z",
   "subscribers": 12123,
   "source": 4
  },
  {
   "ts": "2026-08-10T12:28:09.717Z",
   "subscribers": 12116,
   "source": 4
  },
  {
   "ts": "2026-08-11T15:38:15.454Z",
   "subscribers": 12105,
   "source": 4
  },
  {
   "ts": "2026-08-12T14:34:20.410Z",
   "subscribers": 12096,
   "source": 4
  },
  {
   "ts": "2026-08-13T17:49:09.465Z",
   "subscribers": 12090,
   "source": 4
  },
  {
   "ts": "2026-08-15T00:34:11.150Z",
   "subscribers": 12077,
   "source": 4
  },
  {
   "ts": "2026-08-16T15:52:05.578Z",
   "subscribers": 12067,
   "source": 4
  },
  {
   "ts": "2026-08-17T18:45:08.465Z",
   "subscribers": 12058,
   "source": 4
  }
 ]
}