{
  "meta": {
    "center": [
      106.7115,
      10.779
    ],
    "bbox": [
      106.684,
      10.75,
      106.739,
      10.808
    ],
    "width": 6015,
    "depth": 6413,
    "areaKm2": 38.57,
    "sourceDate": "2026-05-31T22:37:44Z",
    "quality": {
      "estimated": 69937,
      "podium": 63,
      "levels": 448,
      "height": 191,
      "crosschecked": 87
    },
    "overture": {
      "release": "2026-08-19.0",
      "downloaded": 70699,
      "added": 60392,
      "overlappingExcluded": 10093,
      "tinyExcluded": 222,
      "heightPresentInDownload": 170,
      "floorPresentInDownload": 661,
      "rule": "Reject candidate when >10% area overlaps OSM geometry. No claim of verified identity matching."
    },
    "buildingGap22": {
      "version": "22a",
      "osmChangesReviewed": 353,
      "alreadyCovered": 219,
      "geometryReviewQueue": 127,
      "heightCorrectionsApplied": 87,
      "heightCorrectionsSkipped": 0,
      "footprintsAdded": 7,
      "footprintsSkipped": 0,
      "status": "reviewed public-data delta; not an as-built survey"
    },
    "renderedBuildings": 70726,
    "roads": 12043,
    "rawFeatures": 23309,
    "rawBuildingFeatures": 10411,
    "ground": "flat reference plane; not surveyed terrain",
    "imagery": "EOX Sentinel-2 2016/2017 CC BY 4.0"
  },
  "filterLog": {
    "parent_podium": 63,
    "area_below_8m2": 91,
    "inconsistent_min_height": 1,
    "landmark_raw_parts_replaced_with_labeled_illustration": 3
  },
  "sourceSha256": "3124e5bafe27958e47aa763b88b02fd60b893b56ec0a2329dda439d6d6aaf087",
  "heightsAreSurveyed": false,
  "heightRule": "OSM height; else building:levels*3.2m; else footprint-area classes + deterministic <=1.3m variation. Parent footprints with mapped parts are rendered as <=9m podiums. Batch 22 corrections require an HCMGIS point inside the footprint, compatible area, and an independent Google Temporal 2023 height within the declared tolerance; they remain non-surveyed.",
  "geometry": "OSM ways clipped with Shapely; water multipolygon relations assembled; local equirectangular metre projection; not a survey CRS"
}