{
 "meta": {
  "dataset": "Subscriber history — @testflights",
  "channel": "https://tgregister.com/channel/testflights",
  "retrieved_at": "2026-08-16T10:11:31.404Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 11,
  "window": {
   "from": "2026-08-06T00:54:11.638Z",
   "to": "2026-08-16T06:38:52.990Z"
  },
  "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": "2026-08-06T00:54:11.638Z",
   "subscribers": 10514,
   "source": 0
  },
  {
   "ts": "2026-08-06T02:47:26.117Z",
   "subscribers": 10514,
   "source": 3
  },
  {
   "ts": "2026-08-06T06:30:57.747Z",
   "subscribers": 10521,
   "source": 4
  },
  {
   "ts": "2026-08-07T02:57:38.847Z",
   "subscribers": 10524,
   "source": 4
  },
  {
   "ts": "2026-08-08T04:28:09.907Z",
   "subscribers": 10527,
   "source": 4
  },
  {
   "ts": "2026-08-09T05:21:09.584Z",
   "subscribers": 10531,
   "source": 4
  },
  {
   "ts": "2026-08-10T03:56:20.752Z",
   "subscribers": 10532,
   "source": 4
  },
  {
   "ts": "2026-08-12T05:02:37.735Z",
   "subscribers": 10538,
   "source": 4
  },
  {
   "ts": "2026-08-13T03:36:09.820Z",
   "subscribers": 10535,
   "source": 4
  },
  {
   "ts": "2026-08-14T14:46:00.638Z",
   "subscribers": 10543,
   "source": 4
  },
  {
   "ts": "2026-08-16T06:38:52.990Z",
   "subscribers": 10547,
   "source": 4
  }
 ]
}