{
 "meta": {
  "dataset": "Subscriber history — @iSpark_Store",
  "channel": "https://tgregister.com/channel/iSpark_Store",
  "retrieved_at": "2026-09-10T07:25:38.203Z",
  "licence": "CC BY 4.0 — attribute to tgregister.com",
  "n_readings": 28,
  "window": {
   "from": "2026-08-07T15:28:21.393Z",
   "to": "2026-09-08T03:19:49.400Z"
  },
  "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": "2026-08-07T15:28:21.393Z",
   "subscribers": 21680,
   "source": 0
  },
  {
   "ts": "2026-08-07T15:30:30.541Z",
   "subscribers": 21680,
   "source": 3
  },
  {
   "ts": "2026-08-08T08:17:57.468Z",
   "subscribers": 21471,
   "source": 4
  },
  {
   "ts": "2026-08-09T08:41:41.532Z",
   "subscribers": 21293,
   "source": 4
  },
  {
   "ts": "2026-08-10T06:03:56.902Z",
   "subscribers": 21134,
   "source": 4
  },
  {
   "ts": "2026-08-11T03:24:50.847Z",
   "subscribers": 20741,
   "source": 4
  },
  {
   "ts": "2026-08-12T05:52:07.812Z",
   "subscribers": 20581,
   "source": 4
  },
  {
   "ts": "2026-08-13T08:55:18.589Z",
   "subscribers": 20215,
   "source": 4
  },
  {
   "ts": "2026-08-14T18:08:11.185Z",
   "subscribers": 19751,
   "source": 4
  },
  {
   "ts": "2026-08-16T04:58:50.770Z",
   "subscribers": 18879,
   "source": 4
  },
  {
   "ts": "2026-08-17T13:48:32.665Z",
   "subscribers": 18627,
   "source": 4
  },
  {
   "ts": "2026-08-18T16:55:41.495Z",
   "subscribers": 18563,
   "source": 4
  },
  {
   "ts": "2026-08-19T16:58:32.127Z",
   "subscribers": 18437,
   "source": 4
  },
  {
   "ts": "2026-08-20T18:56:20.248Z",
   "subscribers": 17991,
   "source": 4
  },
  {
   "ts": "2026-08-22T06:24:34.533Z",
   "subscribers": 17935,
   "source": 4
  },
  {
   "ts": "2026-08-24T01:52:56.114Z",
   "subscribers": 17885,
   "source": 4
  },
  {
   "ts": "2026-08-25T04:16:02.653Z",
   "subscribers": 17863,
   "source": 4
  },
  {
   "ts": "2026-08-26T03:24:32.111Z",
   "subscribers": 17830,
   "source": 4
  },
  {
   "ts": "2026-08-27T04:04:04.723Z",
   "subscribers": 17763,
   "source": 4
  },
  {
   "ts": "2026-08-28T02:16:15.010Z",
   "subscribers": 17730,
   "source": 4
  },
  {
   "ts": "2026-08-29T01:34:55.657Z",
   "subscribers": 17703,
   "source": 4
  },
  {
   "ts": "2026-08-30T00:56:12.110Z",
   "subscribers": 17584,
   "source": 4
  },
  {
   "ts": "2026-08-30T21:34:56.609Z",
   "subscribers": 17542,
   "source": 4
  },
  {
   "ts": "2026-08-31T22:26:49.546Z",
   "subscribers": 17477,
   "source": 4
  },
  {
   "ts": "2026-09-02T00:43:06.916Z",
   "subscribers": 17415,
   "source": 4
  },
  {
   "ts": "2026-09-03T04:18:12.773Z",
   "subscribers": 17373,
   "source": 4
  },
  {
   "ts": "2026-09-04T22:18:54.751Z",
   "subscribers": 17332,
   "source": 4
  },
  {
   "ts": "2026-09-08T03:19:49.400Z",
   "subscribers": 17283,
   "source": 4
  }
 ]
}