{
  "roads": 82,
  "buildings": 106,
  "chunks": 20,
  "bounds": {
    "south": 30.0963,
    "west": -91.998,
    "north": 30.104,
    "east": -91.9855
  },
  "sourceTimestamp": "2026-09-18T16:57:21Z",
  "sourceSha256": "300c17b938260f7dc52a6d7e2f2f4b4f159a0d8a23f218ca45b6037527813df5",
  "projection": "Local equirectangular meters around origin; north = negative Z. Appropriate for this approximately 1.2 km patch; revisit for regional scale.",
  "warnings": [],
  "knownGaps": [
    "OSM City Hall POI has older 305 Iberia address; current official address is 201 Iberia. No verified current footprint in this extract.",
    "OSM street data may retain Jacques Street despite municipal redevelopment; no unverified correction applied.",
    "Building heights and road widths default where missing; lane markings and vegetation are illustrative.",
    "St. Anne is schematic massing on mapped footprint, not a measured facade."
  ]
}