VERTCRS["MVGC height",
    VDATUM["MOMRA Vertical Geodetic Control"],
    CS[vertical,1],
        AXIS["gravity-related height (H)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Geodesy, cadastre, engineering survey, topographic mapping."],
        AREA["Saudi Arabia - onshore."],
        BBOX[16.37,34.51,32.16,55.67]],
    ID["EPSG",8841]]