docs: public void marshall(FileSystemDescription fileSystemDescription, ProtocolMarshaller protocolMarshaller) {
  
          if (fileSystemDescription == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(fileSystemDescription.getOwnerId(), OWNERID_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getCreationToken(), CREATIONTOKEN_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getFileSystemId(), FILESYSTEMID_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getCreationTime(), CREATIONTIME_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getLifeCycleState(), LIFECYCLESTATE_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getName(), NAME_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getNumberOfMountTargets(), NUMBEROFMOUNTTARGETS_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getSizeInBytes(), SIZEINBYTES_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getPerformanceMode(), PERFORMANCEMODE_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getEncrypted(), ENCRYPTED_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getKmsKeyId(), KMSKEYID_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getThroughputMode(), THROUGHPUTMODE_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getProvisionedThroughputInMibps(), PROVISIONEDTHROUGHPUTINMIBPS_BINDING);
              protocolMarshaller.marshall(fileSystemDescription.getTags(), TAGS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }