Solution for the request was rejected because its size (47071984) exceeds the configured maximum (10485760)

 So here is the solution .

Step 1:

Just insert the below code in springbootApplication.java file

@Bean

MultipartConfigElement multipartConfigElement() {

MultipartConfigFactory factory = new MultipartConfigFactory();

factory.setMaxFileSize(DataSize.parse("50MB"));

factory.setMaxRequestSize(DataSize.parse("50MB"));

return factory.createMultipartConfig();

} 

If you need to maximize the size then we can increase