code: public void marshall(APNSVoipSandboxChannelRequest aPNSVoipSandboxChannelRequest, ProtocolMarshaller protocolMarshaller) {
  
          if (aPNSVoipSandboxChannelRequest == null) {
              throw new SdkClientException("Invalid argument passed to marshall(...)");
          }
  
          try {
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getBundleId(), BUNDLEID_BINDING);
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getCertificate(), CERTIFICATE_BINDING);
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getDefaultAuthenticationMethod(), DEFAULTAUTHENTICATIONMETHOD_BINDING);
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getEnabled(), ENABLED_BINDING);
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getPrivateKey(), PRIVATEKEY_BINDING);
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getTeamId(), TEAMID_BINDING);
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getTokenKey(), TOKENKEY_BINDING);
              protocolMarshaller.marshall(aPNSVoipSandboxChannelRequest.getTokenKeyId(), TOKENKEYID_BINDING);
          } catch (Exception e) {
              throw new SdkClientException("Unable to marshall request to JSON: " + e.getMessage(), e);
          }
      }
docs: Marshall the given parameter object.