{
 "meta": {
  "dataset": "Subscriber history — @CourseraLearningForYou",
  "channel": "https://tgregister.com/channel/CourseraLearningForYou",
  "retrieved_at": "2026-08-30T23:24:02.446Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 23,
  "window": {
   "from": "2026-08-07T08:23:21.700Z",
   "to": "2026-08-30T05:07:50.454Z"
  },
  "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": "2026-08-07T08:23:21.700Z",
   "subscribers": 24414,
   "source": 0
  },
  {
   "ts": "2026-08-08T10:57:09.258Z",
   "subscribers": 24385,
   "source": 4
  },
  {
   "ts": "2026-08-09T07:53:43.591Z",
   "subscribers": 24364,
   "source": 4
  },
  {
   "ts": "2026-08-10T05:23:05.806Z",
   "subscribers": 24356,
   "source": 4
  },
  {
   "ts": "2026-08-11T02:06:04.550Z",
   "subscribers": 24344,
   "source": 4
  },
  {
   "ts": "2026-08-11T23:53:23.350Z",
   "subscribers": 24324,
   "source": 4
  },
  {
   "ts": "2026-08-12T20:38:56.575Z",
   "subscribers": 24307,
   "source": 4
  },
  {
   "ts": "2026-08-14T06:07:47.702Z",
   "subscribers": 24287,
   "source": 4
  },
  {
   "ts": "2026-08-15T16:13:31.929Z",
   "subscribers": 24260,
   "source": 4
  },
  {
   "ts": "2026-08-15T16:17:01.658Z",
   "subscribers": 24287,
   "source": 1
  },
  {
   "ts": "2026-08-16T21:35:44.170Z",
   "subscribers": 24243,
   "source": 4
  },
  {
   "ts": "2026-08-17T20:47:58.513Z",
   "subscribers": 24221,
   "source": 4
  },
  {
   "ts": "2026-08-18T18:34:25.876Z",
   "subscribers": 24205,
   "source": 4
  },
  {
   "ts": "2026-08-19T18:28:28.190Z",
   "subscribers": 24184,
   "source": 4
  },
  {
   "ts": "2026-08-20T17:05:08.677Z",
   "subscribers": 24169,
   "source": 4
  },
  {
   "ts": "2026-08-22T00:17:50.751Z",
   "subscribers": 24143,
   "source": 4
  },
  {
   "ts": "2026-08-23T13:05:06.082Z",
   "subscribers": 24121,
   "source": 4
  },
  {
   "ts": "2026-08-24T23:14:14.790Z",
   "subscribers": 24092,
   "source": 4
  },
  {
   "ts": "2026-08-26T02:18:14.687Z",
   "subscribers": 24081,
   "source": 4
  },
  {
   "ts": "2026-08-27T02:15:55.376Z",
   "subscribers": 24061,
   "source": 4
  },
  {
   "ts": "2026-08-28T03:56:09.211Z",
   "subscribers": 24035,
   "source": 4
  },
  {
   "ts": "2026-08-29T06:04:42.980Z",
   "subscribers": 24024,
   "source": 4
  },
  {
   "ts": "2026-08-30T05:07:50.454Z",
   "subscribers": 24011,
   "source": 4
  }
 ]
}