{
 "meta": {
  "dataset": "Subscriber history — @Hridoy_Collection_BD",
  "channel": "https://tgregister.com/channel/Hridoy_Collection_BD",
  "retrieved_at": "2026-08-18T19:14:48.307Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 11,
  "window": {
   "from": "2026-08-09T00:47:28.947Z",
   "to": "2026-08-18T16:18:42.509Z"
  },
  "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": "2026-08-09T00:47:28.947Z",
   "subscribers": 63419,
   "source": 0
  },
  {
   "ts": "2026-08-09T15:12:53.003Z",
   "subscribers": 63429,
   "source": 4
  },
  {
   "ts": "2026-08-10T16:16:16.473Z",
   "subscribers": 63441,
   "source": 4
  },
  {
   "ts": "2026-08-11T14:21:58.410Z",
   "subscribers": 63424,
   "source": 4
  },
  {
   "ts": "2026-08-11T18:36:06.317Z",
   "subscribers": 63424,
   "source": 1
  },
  {
   "ts": "2026-08-12T11:15:51.925Z",
   "subscribers": 63421,
   "source": 4
  },
  {
   "ts": "2026-08-13T09:36:01.754Z",
   "subscribers": 63427,
   "source": 4
  },
  {
   "ts": "2026-08-14T19:07:29.181Z",
   "subscribers": 63433,
   "source": 4
  },
  {
   "ts": "2026-08-16T08:45:21.180Z",
   "subscribers": 63452,
   "source": 4
  },
  {
   "ts": "2026-08-17T14:36:09.186Z",
   "subscribers": 63423,
   "source": 4
  },
  {
   "ts": "2026-08-18T16:18:42.509Z",
   "subscribers": 63434,
   "source": 4
  }
 ]
}