A string containing the binary representation of an curve polygon. The input can be in any supported binary input format,
including Well Known Binary (WKB) or Extended Well Known Binary (EWKB).
srid
INT
The SRID of the result. If not specified, the default is 0.
The following returns CurvePolygon (CircularString (0 0, 10 0, 10 10, 0 10, 0 0)).
SELECT NEW ST_CurvePolygon(0x010a000000010000000108000000050000000000000000000000000000000000000000000000000024400000000000000000000000000000244000000000000024400000000000000000000000000000244000000000000000000000000000000000)