{
  "city": "广州",
  "retrieved": "2026-09-10",
  "renderBoundsWorld": [
    -25,
    -23,
    25,
    23
  ],
  "renderExtentKm": [
    60,
    48
  ],
  "heightExaggeration": 3.1,
  "osmAttribution": "© OpenStreetMap contributors, ODbL",
  "water": "珠江水系与流溪河采用公开地图关系的艺术化简化；水面为固定显示标高，光迹仅为方向示意，不是实时潮汐或流量。",
  "landmark": "广州塔为缩小的轮廓示意，不是实景扫描或建筑测绘复原。",
  "sources": [
    "https://www.gz.gov.cn/zlgz/gzgk/zrdl/",
    "https://www.gz.gov.cn/zlgz/whgz/content/post_8958037.html",
    "https://www.baiyunshan.com.cn/bys/byjj/list_tt.shtml"
  ]
}