As addition to other responses, @JsonProperty annotation is admittedly essential if you use the @JsonCreator annotation in lessons which would not have a no-arg constructor. Nor questioning if the validation of the Surname is in a number of areas should you at any time make improvements on the organization guidelines https://navrajinfratechresidentialprojects.school.blog/2025/07/10/top-reasons-to-invest-in-jms-low-rise-floors-sector-m9-gurgaon/