@Test
public void testValidatePrefixListDictionary() {

    jsonString =
            "{\"userid\":\"demo\",\"prefixListDictionaryData\":{\"id\":1,\"description\":"
                    + "\"test\",\"prefixListName\":\"Test\",\"prefixListValue\":\"10.10.10\"}}";
    testValidate(PrefixList.class, "result", () -> controller.validatePrefixListDictionary(request, response));
}