{"$schema":"https://proj.org/schemas/v0.7/projjson.schema.json","type":"VerticalCRS","name":"SIRGAS_ES2007.8","datum":{"type":"VerticalReferenceFrame","name":"D_SIRGAS_ES2007.8"},"coordinate_system":{"subtype":"vertical","axis":[{"name":"Ellipsoidal height","abbreviation":"h","direction":"up","unit":"metre"}]},"scope":"Not known.","area":"El Salvador - onshore and offshore.","bbox":{"south_latitude":9.97,"west_longitude":-91.43,"north_latitude":14.44,"east_longitude":-87.65},"id":{"authority":"ESRI","code":115791}}