docs: public void marshall(InputDecryptionSettings inputDecryptionSettings, ProtocolMarshaller protocolMarshaller) {
  
          if (inputDecryptionSettings == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(inputDecryptionSettings.getDecryptionMode(), DECRYPTIONMODE_BINDING);
              protocolMarshaller.marshall(inputDecryptionSettings.getEncryptedDecryptionKey(), ENCRYPTEDDECRYPTIONKEY_BINDING);
              protocolMarshaller.marshall(inputDecryptionSettings.getInitializationVector(), INITIALIZATIONVECTOR_BINDING);
              protocolMarshaller.marshall(inputDecryptionSettings.getKmsKeyRegion(), KMSKEYREGION_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }