docs: private static final HttpMessageConverter<?> getHalConverter(List<MediaType> halFlavours) {
  
  		ObjectMapper mapper = new ObjectMapper();
  		mapper.registerModule(new Jackson2HalModule());
  		mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
  
  		MappingJackson2HttpMessageConverter converter = new MappingJackson2HttpMessageConverter();
  
  		converter.setObjectMapper(mapper);
  		converter.setSupportedMediaTypes(halFlavours);
  
  		return converter;
  	}