VERT_CS["RGM23_(lon-lat)",
    VERT_DATUM["Mayotte_Geodetic_Reference_Frame_2023",2002,
        AUTHORITY["ESRI","from_geogdatum_EPSG_1389"]],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Ellipsoidal height",UP],
    AUTHORITY["ESRI","115940"]]