{
 "meta": {
  "dataset": "Subscriber history — @bts_up",
  "channel": "https://tgregister.com/channel/bts_up",
  "retrieved_at": "2026-09-03T05:50:08.554Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 11,
  "window": {
   "from": "2026-08-07T19:11:00.117Z",
   "to": "2026-09-02T22:06:27.931Z"
  },
  "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": "2026-08-07T19:11:00.117Z",
   "subscribers": 3921,
   "source": 0
  },
  {
   "ts": "2026-08-07T19:32:57.632Z",
   "subscribers": 3921,
   "source": 3
  },
  {
   "ts": "2026-08-08T02:14:59.424Z",
   "subscribers": 3920,
   "source": 4
  },
  {
   "ts": "2026-08-11T01:25:56.397Z",
   "subscribers": 3909,
   "source": 4
  },
  {
   "ts": "2026-08-13T23:19:17.906Z",
   "subscribers": 3898,
   "source": 4
  },
  {
   "ts": "2026-08-17T13:55:41.796Z",
   "subscribers": 3893,
   "source": 4
  },
  {
   "ts": "2026-08-20T14:13:31.862Z",
   "subscribers": 3885,
   "source": 4
  },
  {
   "ts": "2026-08-24T15:37:04.804Z",
   "subscribers": 3876,
   "source": 4
  },
  {
   "ts": "2026-08-27T17:38:39.966Z",
   "subscribers": 3869,
   "source": 4
  },
  {
   "ts": "2026-08-30T20:17:34.528Z",
   "subscribers": 3854,
   "source": 4
  },
  {
   "ts": "2026-09-02T22:06:27.931Z",
   "subscribers": 3850,
   "source": 4
  }
 ]
}