presto-geospatial/src/main/java/io/prestosql/plugin/geospatial/GeoFunctions.java/GeoFunctions/stAsBinary
class GeoFunctions:    @Description("Returns the Well-Known Binary (WKB) representation of the geometry")
    @ScalarFunction("ST_AsBinary")
    @SqlType(VARBINARY)
    public static Slice stAsBinary(@SqlType(GEOMETRY_TYPE_NAME) Slice input)
    {
        return wrappedBuffer(deserialize(input).asBinary());
    }