@Override
    public Object unmarshall(Type feelType, String value) {
        return feel.evaluate( value );
    }
@ Override public Object unmarshall ( Type feelType , String value ) { return feel . evaluate ( value ) ; }
Unmarshalls the string into a FEEL value by executing it.

@param feelType this parameter is ignored by this marshaller and can be set to null
@param value the FEEL code to execute for unmarshalling

@return the value resulting from executing the code