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                    -842.1890764932032,
                    1147.6163222305477
                  ],
                  [
                    -844.5429557927419,
                    1106.4610439389944
                  ],
                  [
                    -863.9861343938974,
                    1123.0025445609353
                  ]
                ]
              ]
            }
          ]
        }
      ],
      "sources": [
        {
          "id": "hyatt-operator",
          "url": "https://www.hyatt.com/zh-CN/hotel/china/hyatt-on-the-bund-shanghai/shang"
        },
        {
          "id": "hyatt-supplier",
          "url": "https://toachina.com.cn/solution/works/detail.php?id=527"
        }
      ],
      "geometry": "Frozen mapped footprint controls ground; original detailed facade and crown interpretation above. No source relocation.",
      "uncertainty": [
        "Facade bay spacing,glass colors,slab thicknesses,fold depths,crown profile and intermediate floor levels are inferred.",
        "All interior/roof details are approximate; no measured/as-built reconstruction claim.",
        "133m overall height is inferred; the33rd-floor terrace is confirmed but no authoritative metric height was found."
      ],
      "license": "ODbL-1.0 for OSM-derived footprint data and geometry; original authored facade detail."
    }
  ],
  "generator": "scripts/shanghai-for-you/build-north-bund.py",
  "prepared_sha256": "5bf799d78bff1e4f15f26b406bb19eb8d8775b42553b4648791f001be2362817",
  "coordinate_transform": {
    "native_glTF_y_up": true,
    "rotation_y_radians": 1.5707963267948966,
    "translation": [
      359,
      0,
      -1128
    ]
  },
  "asset_triangles": 260766,
  "asset_bytes": 14902636,
  "compressed_asset_bytes": 3017684,
  "material_primitives": 30,
  "validation": {
    "source_footprints_unchanged": true,
    "hyatt_parts_inside_parent": true,
    "roof_area_conserved": true,
    "all_coordinates_finite": true
  }
}