Error mesage to preload-network-topology-operation refers to missing vnf-name and vnf-type which are not valid attributes.  Response message should refer to missing network-name or network-type etc.

 
  if (input == null || input.getNetworkTopologyInformation() == null
2397             || input.getNetworkTopologyInformation().getNetworkTopologyIdentifier() == null
2398             || input.getNetworkTopologyInformation().getNetworkTopologyIdentifier().getNetworkName() == null
2399             || input.getNetworkTopologyInformation().getNetworkTopologyIdentifier().getNetworkType() == null) {
2400             log.debug("exiting "  SVC_OPERATION  " because of invalid input, null or empty vnf-name and vnf-type");
2401             responseBuilder.setResponseCode("403");
2402             responseBuilder.setResponseMessage("input, null or empty vnf-name and vnf-type");
2403             responseBuilder.setAckFinalIndicator("Y");
2404             RpcResult<PreloadNetworkTopologyOperationOutput> rpcResult =
2405                 RpcResultBuilder.<PreloadNetworkTopologyOperationOutput>status(true).withResult(responseBuilder.build())
2406                     .build();
2407             return Futures.immediateFuture(rpcResult);
2408         }