{
 "meta": {
  "dataset": "Subscriber history — @SongFastBot",
  "channel": "https://tgregister.com/channel/SongFastBot",
  "retrieved_at": "2026-08-30T08:32:18.867Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 20,
  "window": {
   "from": "2026-08-06T12:18:11.523Z",
   "to": "2026-08-29T21:37:08.106Z"
  },
  "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": "2026-08-06T12:18:11.523Z",
   "subscribers": 403151,
   "source": 0
  },
  {
   "ts": "2026-08-06T18:21:43.602Z",
   "subscribers": 403151,
   "source": 1
  },
  {
   "ts": "2026-08-07T10:33:37.616Z",
   "subscribers": 402803,
   "source": 4
  },
  {
   "ts": "2026-08-09T09:52:49.793Z",
   "subscribers": 403018,
   "source": 4
  },
  {
   "ts": "2026-08-10T11:55:33.229Z",
   "subscribers": 403889,
   "source": 4
  },
  {
   "ts": "2026-08-11T12:05:02.686Z",
   "subscribers": 404024,
   "source": 4
  },
  {
   "ts": "2026-08-12T10:07:35.162Z",
   "subscribers": 404310,
   "source": 4
  },
  {
   "ts": "2026-08-14T17:37:23.184Z",
   "subscribers": 404619,
   "source": 4
  },
  {
   "ts": "2026-08-16T06:16:14.222Z",
   "subscribers": 404071,
   "source": 4
  },
  {
   "ts": "2026-08-17T15:05:37.155Z",
   "subscribers": 402883,
   "source": 4
  },
  {
   "ts": "2026-08-18T14:33:52.562Z",
   "subscribers": 401808,
   "source": 4
  },
  {
   "ts": "2026-08-19T11:54:27.001Z",
   "subscribers": 401009,
   "source": 4
  },
  {
   "ts": "2026-08-20T14:08:45.988Z",
   "subscribers": 401299,
   "source": 4
  },
  {
   "ts": "2026-08-21T15:25:52.851Z",
   "subscribers": 401251,
   "source": 4
  },
  {
   "ts": "2026-08-23T05:25:52.416Z",
   "subscribers": 400668,
   "source": 4
  },
  {
   "ts": "2026-08-24T22:28:33.115Z",
   "subscribers": 400113,
   "source": 4
  },
  {
   "ts": "2026-08-25T19:24:26.779Z",
   "subscribers": 400969,
   "source": 4
  },
  {
   "ts": "2026-08-26T21:58:03.071Z",
   "subscribers": 402395,
   "source": 4
  },
  {
   "ts": "2026-08-27T22:46:12.956Z",
   "subscribers": 403514,
   "source": 4
  },
  {
   "ts": "2026-08-29T21:37:08.106Z",
   "subscribers": 398120,
   "source": 4
  }
 ]
}