improve error response

src/main/java/logic/CiscoManager.java

@@ -466,11 +466,11 @@ public class CiscoManager {
 
     private BaseRestResponse errorHttpResponse(SimpleHttpResponse httpResp) {
 
-        BaseRestResponse errResp = new BaseRestResponse(false, null);
+
         ObjectNode objectNode = objMapper.createObjectNode();
         objectNode.put("statusCode", httpResp.getStatusCode());
         objectNode.put("content", httpResp.getContent());
-        errResp.objectNode = objectNode;
+        BaseRestResponse errResp = new BaseRestResponse(false, objectNode.toString());
         return errResp;
     }