private void processNsstNotification(INotificationData iNotif, ToscaResourceStructure toscaResourceStructure) {
         Metadata serviceMetadata = toscaResourceStructure.getServiceMetadata();
         try {
-            if (serviceMetadata.getValue(SdcPropertyNames.PROPERTY_NAME_CATEGORY).equalsIgnoreCase("NSST")) {
-
+            String category = serviceMetadata.getValue(SdcPropertyNames.PROPERTY_NAME_CATEGORY);
+            boolean isNeedInital = (category.contains("NSST") || category.equalsIgnoreCase("TN Network Requirement"))
+                    && iNotif.getResources().isEmpty();
+            if (isNeedInital) {
                 String artifactContent = null;
                 List<IArtifactInfo> serviceArtifacts = iNotif.getServiceArtifacts();
                 Optional<IArtifactInfo> artifactOpt = serviceArtifacts.stream()
                     artifactContent = zipParserInstance.parseJsonForZip(filePath);
                     logger.debug(
                             "serviceArtifact parsing success! serviceArtifactUUID: " + artifactInfo.getArtifactUUID());
+
+                    ResourceStructure resourceStructure = new VfResourceStructure(iNotif, new ResourceInstance());
+                    resourceStructure.setResourceType(ResourceType.OTHER);
+                    toscaInstaller.installNsstService(toscaResourceStructure, (VfResourceStructure) resourceStructure,
+                            artifactContent);
                 } else {
                     logger.debug("serviceArtifact is null");
+                    toscaInstaller.installNsstService(toscaResourceStructure, null, null);
                 }
-                ResourceStructure resourceStructure = new VfResourceStructure(iNotif, new ResourceInstance());
-                resourceStructure.setResourceType(ResourceType.OTHER);
-                toscaInstaller.installTheNsstService(toscaResourceStructure, (VfResourceStructure) resourceStructure,
-                        artifactContent);
+
             }
+
         } catch (IOException e) {
             logger.error("serviceArtifact parse failure for service uuid:  "
                     + serviceMetadata.getValue(SdcPropertyNames.PROPERTY_NAME_CATEGORY));
 
         List<Input> serviceInputs = sdcCsarHelper.getServiceInputs();
         if (!serviceInputs.isEmpty()) {
             serviceInputList = new ArrayList<>();
-            serviceInputs.forEach(input -> {
+            List<Input> filterList;
+            filterList = serviceInputs.stream()
+                    .filter(input -> !SKIP_POST_INST_CONF.equals(input.getName())
+                            && !CDS_MODEL_NAME.equalsIgnoreCase(input.getName())
+                            && !CDS_MODEL_VERSION.equalsIgnoreCase(input.getName())
+                            && !CONTROLLER_ACTOR.equalsIgnoreCase(input.getName()))
+                    .collect(Collectors.toList());
+
+            filterList.forEach(input -> {
                 Map<String, Object> serviceInputMap = new HashMap<>();
                 serviceInputMap.put("name", input.getName());
                 serviceInputMap.put("type", input.getType());
     }
 
     @Transactional(rollbackFor = {ArtifactInstallerException.class})
-    public void installTheNsstService(ToscaResourceStructure toscaResourceStruct, VfResourceStructure vfResourceStruct,
+    public void installNsstService(ToscaResourceStructure toscaResourceStruct, VfResourceStructure vfResourceStruct,
             String artifactContent) {
         createToscaCsar(toscaResourceStruct);
         createService(toscaResourceStruct, vfResourceStruct);
     }
 
     private void createServiceInfo(ToscaResourceStructure toscaResourceStruct, Service service) {
+        if (!service.getServiceInfos().isEmpty()) {
+            return;
+        }
+
         List<ServiceInfo> serviceInfos = new ArrayList<>();
 
         ServiceInfo serviceInfo = new ServiceInfo();
         ISdcCsarHelper helper = toscaResourceStruct.getSdcCsarHelper();
         String typeName = helper.getServiceSubstitutionMappingsTypeName();
         Optional<NodeTemplate> nodeTemplate = helper.getServiceNodeTemplates().stream().findAny();
-        List<Object> serviceProperties = new ArrayList<>();
-        Map<String, Object> servicePropertiesMap;
+
         if (nodeTemplate.isPresent()) {
+            String serviceUUID = nodeTemplate.get().getMetaData().getValue(SdcPropertyNames.PROPERTY_NAME_UUID);
             LinkedHashMap<String, Object> customDef = nodeTemplate.get().getCustomDef();
-            Optional<String> machKey =
-                    customDef.keySet().stream().filter(key -> key.equalsIgnoreCase(typeName)).findFirst();
-            if (machKey.isPresent()) {
-                Object obj = customDef.get(machKey.get());
-                try {
-                    if (obj instanceof Map) {
-                        Object properties = ((HashMap) obj).get("properties");
-                        if (null != properties) {
-                            for (Object propertyName : ((Map) properties).keySet()) {
-                                servicePropertiesMap = new HashMap<>();
-                                servicePropertiesMap.put("name", propertyName);
-                                Object object = ((Map) properties).get(propertyName);
-                                for (Object entry : ((Map) object).entrySet()) {
-                                    servicePropertiesMap.put((String) ((Map.Entry) entry).getKey(),
-                                            ((Map.Entry) entry).getValue());
-                                }
-                                servicePropertiesMap.remove("description");
-                                serviceProperties.add(servicePropertiesMap);
+            List<Object> serviceProperties = getPropertiesFromCustomDef(customDef, typeName);
+
+            try {
+                propertiesJson = objectMapper.writeValueAsString(serviceProperties);
+                propertiesJson = propertiesJson.replace("\"", "\\\"");
+            } catch (JsonProcessingException e) {
+                logger.error("serviceProperties could not be deserialized for service uuid:  " + serviceUUID);
+            } catch (Exception ex) {
+                logger.error("service properties parsing failed. service uuid:" + serviceUUID);
+            }
+
+        } else {
+            logger.debug("ServiceNodeTemplates is null");
+        }
+        return propertiesJson;
+    }
+
+    private static List<Object> getPropertiesFromCustomDef(LinkedHashMap<String, Object> customDef,
+            final String typeName) {
+        Optional<String> machKey =
+                customDef.keySet().stream().filter(key -> key.equalsIgnoreCase(typeName)).findFirst();
+        Map<String, Object> servicePropertiesMap;
+        List<Object> serviceProperties = new ArrayList<>();
+
+        if (machKey.isPresent()) {
+            Object obj = customDef.get(machKey.get());
+            if (obj instanceof Map) {
+                Object properties = ((HashMap) obj).get("properties");
+                if (null != properties) {
+                    for (Object propertyName : ((Map) properties).keySet()) {
+                        if (propertyName.toString().split("_").length >= 2) {
+                            continue;
+                        }
+
+                        servicePropertiesMap = new HashMap<>();
+                        servicePropertiesMap.put("name", propertyName);
+                        Object object = ((Map) properties).get(propertyName);
+                        for (Object entry : ((Map) object).entrySet()) {
+                            servicePropertiesMap.put((String) ((Map.Entry) entry).getKey(),
+                                    ((Map.Entry) entry).getValue());
+                        }
+
+                        String type = servicePropertiesMap.get("type").toString();
+                        if (type.split("\\.").length >= 2) {
+                            List<Object> subProperties = getPropertiesFromCustomDef(customDef, type);
+                            if (subProperties.size() > 0) {
+                                serviceProperties.addAll(subProperties);
                             }
-                            propertiesJson = objectMapper.writeValueAsString(serviceProperties);
-                            propertiesJson = propertiesJson.replace("\"", "\\\"");
+                            continue;
                         }
+                        servicePropertiesMap.remove("description");
+                        serviceProperties.add(servicePropertiesMap);
                     }
-                } catch (JsonProcessingException e) {
-                    logger.error("serviceProperties could not be deserialized for service uuid:  "
-                            + nodeTemplate.get().getMetaData().getValue(SdcPropertyNames.PROPERTY_NAME_UUID));
                 }
             }
-        } else {
-            logger.debug("ServiceNodeTemplates is null");
         }
-        return propertiesJson;
+        return serviceProperties;
     }
 }
 
 
 <?xml version="1.0" encoding="UTF-8"?>
-<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_0nlt5gi" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.1.1">
+<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_0nlt5gi" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.4.1">
   <bpmn:process id="DoHandleOofRequest" name="DoHandleOofRequest" isExecutable="true">
     <bpmn:startEvent id="StartEvent_1">
       <bpmn:outgoing>Flow_1jorico</bpmn:outgoing>
       <bpmn:outgoing>Flow_013jfci</bpmn:outgoing>
       <bpmn:script>import org.onap.so.bpmn.common.scripts.*
 def oofHandler = new DoHandleOofRequest()
-oofHandler .callOofAdapter(execution)
-</bpmn:script>
+oofHandler.callOofAdapter(execution)</bpmn:script>
     </bpmn:scriptTask>
     <bpmn:sequenceFlow id="Flow_1jorico" sourceRef="StartEvent_1" targetRef="Activity_0tki17o" />
     <bpmn:scriptTask id="Activity_0tki17o" name="Preprocess Request" scriptFormat="groovy">
       <bpmn:outgoing>Flow_1fbzzqg</bpmn:outgoing>
       <bpmn:script>import org.onap.so.bpmn.common.scripts.*
 def oofHandler = new DoHandleOofRequest()
-oofHandler .preProcessRequest(execution)
-</bpmn:script>
+oofHandler .preProcessRequest(execution)</bpmn:script>
     </bpmn:scriptTask>
     <bpmn:subProcess id="Activity_02ru8n9" name="Sub-process for FalloutHandler and Rollback" triggeredByEvent="true">
       <bpmn:startEvent id="Event_1r00tca">