GEOGCS["PSAD56", DATUM["Provisional_South_American_Datum_1956", SPHEROID["International 1924",6378388,297], TOWGS84[-278,171,-367,0,0,0,0]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["EPSG","4248"]]