delete HttpMessageNotReadableException

To handle the `HttpMessageNotReadableException` in your code, you can follow these steps:

1. Identify the cause of the exception: This exception occurs when the HTTP message converter fails to read the request body. It can happen due to various reasons, such as invalid JSON format or missing required fields.

2. Add exception handling: You can handle this exception by using a try-catch block in your code. Catch the `HttpMessageNotReadableException` and handle it appropriately. For example, you can return a custom error message or response code to the client.

Here's an example of how you can handle this exception in a Spring Boot application:

import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.http.converter.HttpMessageNotReadableException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;

@ControllerAdvice
public class ExceptionControllerAdvice {

    @ExceptionHandler(HttpMessageNotReadableException.class)
    public ResponseEntity<String> handleHttpMessageNotReadableException(HttpMessageNotReadableException ex) {