{
  "retrieved": "2026-10-17",
  "extraRegions": {
    "provider": "geoBoundaries gbOpen, OpenStreetMap / Wambacher",
    "dataset": "UKR-ADM1-14850775",
    "boundaryYear": "2017",
    "source": "https://www.geoboundaries.org/api/current/gbOpen/UKR/ADM1/",
    "download": "https://media.githubusercontent.com/media/wmgeolab/geoBoundaries/9469f09/releaseData/gbOpen/UKR/ADM1/geoBoundaries-UKR-ADM1_simplified.geojson",
    "license": "Open Database License 1.0",
    "licenseURL": "https://opendatacommons.org/licenses/odbl/1-0/",
    "selectedISO": ["UA-09", "UA-14", "UA-23", "UA-65"],
    "note": "Administrative oblast extents. No military control or front line is represented."
  },
  "alignment": {
    "reference": "Rostov Oblast RU-ROS, geoBoundaries RUS-ADM1-28173009",
    "download": "https://media.githubusercontent.com/media/wmgeolab/geoBoundaries/9469f09/releaseData/gbOpen/RUS/ADM1/geoBoundaries-RUS-ADM1_simplified.geojson",
    "projection": "+proj=eqdc +lat_1=15 +lat_2=65 +lat_0=30 +lon_0=95 +datum=WGS84",
    "method": "Isotropic scale and translation fit against the original Rostov SVG outline. GeoJSON vertices mapped to nearest SVG vertices, iteratively least-squares fitted.",
    "referenceRmsSvgUnits": 1.807
  },
  "neighbors": {
    "provider": "Natural Earth",
    "source": "https://github.com/nvkelso/natural-earth-vector/blob/master/geojson/ne_110m_admin_0_countries.geojson",
    "scale": "1:110m",
    "license": "Public domain",
    "licenseURL": "https://www.naturalearthdata.com/about/terms-of-use/",
    "note": "Selected nearby countries only; context layer has no interactive targets."
  }
}