### Relevant Articles: - [HttpMessageNotWritableException: No Converter for [class …] With Preset Content-Type](https://www.baeldung.com/spring-no-converter-with-preset) - [Spring Boot: Customize the Jackson ObjectMapper](https://www.baeldung.com/spring-boot-customize-jackson-objectmapper) - [“HttpMessageNotWritableException: No converter found for return value of type”](https://www.baeldung.com/spring-no-converter-found) - [Creating a Read-Only Repository with Spring Data](https://www.baeldung.com/spring-data-read-only-repository)