{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"Gran Canaria height","datum":{"type":"VerticalReferenceFrame","name":"Gran Canaria"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Gravity-related height","abbreviation":"H","direction":"up","unit":"metre"}]},"scope":"Geodesy, engineering survey, topographic mapping.","area":"Spain - Canary Islands - Gran Canaria onshore.","bbox":{"south_latitude":27.68,"west_longitude":-15.88,"north_latitude":28.23,"east_longitude":-15.31},"id":{"authority":"EPSG","code":9397}}