VERTCRS["Maputo height",
    VDATUM["Maputo"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy, engineering survey."],
        AREA["Mozambique - onshore."],
        BBOX[-26.87,30.21,-10.42,40.9]],
    ID["EPSG",5722]]