{
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  "revision": "62d8f1a03a71f2d3ff17f2d166f7553f256bce68",
  "license": "GPL-3.0 (upstream LICENSE copied verbatim as LICENSE.txt)",
  "retrieved": "2026-09-08",
  "modifications": "Exact NAME feature selection; add NAME_RU, ERA_ID and SNAPSHOT_YEAR. All original properties and geometry coordinates preserved. No interpolation or invented polygons.",
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      "upstreamSHA256": "4995058c02023bfa7e3fd7674311c73772e5a967b43de1efe0dd4a7996dd86f5",
      "outputSHA256": "36c8c83e7b3b9f935b2a490278fc6b1d56fdc4ab026501e0fa0d42909308c151",
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