public Optional<String> fieldsType() {
        return Optional.ofNullable(this.fieldsType);
    }
@return FieldsType is the discriminator for the different fields format and version. There is currently only one possible value: &#34;FieldsV1&#34;
sdk/java/src/main/java/com/pulumi/kubernetes/meta/v1/outputs/ManagedFieldsEntry.java