if labelsNode := findNodeByKey(metadataNode, "labels"); labelsNode != nil {
                    validNodes, errors := validateMapStringStringNode(labelsNode)
                    for _, err := range errors {
                        pr.globalWarnings.GlobalWarningLn(context.Background(), fmt.Sprintf("%s/%s labels validation: %s\n", strings.ToLower(obj.GetKind()), obj.GetName(), err.Error()))
                    }