docs: public void marshall(CreatePortfolioRequest createPortfolioRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (createPortfolioRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(createPortfolioRequest.getAcceptLanguage(), ACCEPTLANGUAGE_BINDING);
              protocolMarshaller.marshall(createPortfolioRequest.getDisplayName(), DISPLAYNAME_BINDING);
              protocolMarshaller.marshall(createPortfolioRequest.getDescription(), DESCRIPTION_BINDING);
              protocolMarshaller.marshall(createPortfolioRequest.getProviderName(), PROVIDERNAME_BINDING);
              protocolMarshaller.marshall(createPortfolioRequest.getTags(), TAGS_BINDING);
              protocolMarshaller.marshall(createPortfolioRequest.getIdempotencyToken(), IDEMPOTENCYTOKEN_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }