{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalReferenceFrame","name":"Cais da Vila","scope":"Geodesy, engineering survey, topographic mapping.","area":"Portugal - Porto Santo island (Madeira archipelago) onshore.","bbox":{"south_latitude":32.96,"west_longitude":-16.44,"north_latitude":33.15,"east_longitude":-16.23},"id":{"authority":"EPSG","code":1102}}