docs: public void marshall(CodeSigning codeSigning, ProtocolMarshaller protocolMarshaller) {
  
          if (codeSigning == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(codeSigning.getAwsSignerJobId(), AWSSIGNERJOBID_BINDING);
              protocolMarshaller.marshall(codeSigning.getStartSigningJobParameter(), STARTSIGNINGJOBPARAMETER_BINDING);
              protocolMarshaller.marshall(codeSigning.getCustomCodeSigning(), CUSTOMCODESIGNING_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }