docs: public void marshall(CreateTapesRequest createTapesRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (createTapesRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(createTapesRequest.getGatewayARN(), GATEWAYARN_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getTapeSizeInBytes(), TAPESIZEINBYTES_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getClientToken(), CLIENTTOKEN_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getNumTapesToCreate(), NUMTAPESTOCREATE_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getTapeBarcodePrefix(), TAPEBARCODEPREFIX_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getKMSEncrypted(), KMSENCRYPTED_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getKMSKey(), KMSKEY_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getPoolId(), POOLID_BINDING);
              protocolMarshaller.marshall(createTapesRequest.getTags(), TAGS_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }