As addition to other solutions, @JsonProperty annotation is absolutely critical if you use the @JsonCreator annotation in courses which don't have a no-arg constructor. Once you inline an Preliminary value to get a variable It'll be completed implicitly inside the constructor anyway. I think the two have their position. 1 https://commercialplotforsaleingurgaon.fashion.blog/2025/06/13/jms-mega-city-sohna-affordable-luxury-plots-framed-by-nature-and-connectivity/