docs: public void marshall(ImportCertificateRequest importCertificateRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (importCertificateRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(importCertificateRequest.getCertificateArn(), CERTIFICATEARN_BINDING);
              protocolMarshaller.marshall(importCertificateRequest.getCertificate(), CERTIFICATE_BINDING);
              protocolMarshaller.marshall(importCertificateRequest.getPrivateKey(), PRIVATEKEY_BINDING);
              protocolMarshaller.marshall(importCertificateRequest.getCertificateChain(), CERTIFICATECHAIN_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }