{"srid": 6917, "auth_name": "epsg", "auth_srid": 6917, "ref_sys_name": "SVY21", "is_geographic": 1, "has_flipped_axes": 0, "spheroid": "WGS 84", "prime_meridian": "Greenwich", "datum": "SVY21", "projection": "none", "unit": "degree", "axis_1_name": "Latitude", "axis_1_orientation": "North", "axis_2_name": "Longitude", "axis_2_orientation": "East", "proj4text": "+proj=longlat +ellps=WGS84 +vunits=m +no_defs", "srtext": "COMPD_CS[\"SVY21 + SHD height\",GEOGCS[\"SVY21\",DATUM[\"SVY21\",SPHEROID[\"WGS 84\",6378137,298.257223563,AUTHORITY[\"EPSG\",\"7030\"]],AUTHORITY[\"EPSG\",\"6757\"]],PRIMEM[\"Greenwich\",0,AUTHORITY[\"EPSG\",\"8901\"]],UNIT[\"degree\",0.0174532925199433,AUTHORITY[\"EPSG\",\"9122\"]],AXIS[\"Latitude\",NORTH],AXIS[\"Longitude\",EAST],AUTHORITY[\"EPSG\",\"4757\"]],VERT_CS[\"SHD height\",VERT_DATUM[\"Singapore Height Datum\",2005,AUTHORITY[\"EPSG\",\"1140\"]],UNIT[\"metre\",1,AUTHORITY[\"EPSG\",\"9001\"]],AXIS[\"Gravity-related height\",UP],AUTHORITY[\"EPSG\",\"6916\"]],AUTHORITY[\"EPSG\",\"6917\"]]"}