docs: public void marshall(RequestCertificateRequest requestCertificateRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (requestCertificateRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(requestCertificateRequest.getDomainName(), DOMAINNAME_BINDING);
              protocolMarshaller.marshall(requestCertificateRequest.getValidationMethod(), VALIDATIONMETHOD_BINDING);
              protocolMarshaller.marshall(requestCertificateRequest.getSubjectAlternativeNames(), SUBJECTALTERNATIVENAMES_BINDING);
              protocolMarshaller.marshall(requestCertificateRequest.getIdempotencyToken(), IDEMPOTENCYTOKEN_BINDING);
              protocolMarshaller.marshall(requestCertificateRequest.getDomainValidationOptions(), DOMAINVALIDATIONOPTIONS_BINDING);
              protocolMarshaller.marshall(requestCertificateRequest.getOptions(), OPTIONS_BINDING);
              protocolMarshaller.marshall(requestCertificateRequest.getCertificateAuthorityArn(), CERTIFICATEAUTHORITYARN_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }