mongo @CreatedDate @LastModifiedDate注解不生效

@Data
public class MongoCommonField {

    @Id
    private String id;
    @Version
    private long version;
    @CreatedDate
    private Date createdAt;
    @LastModifiedDate
    private Date modifiedAt;
}

@EnableMongoAuditing // 加上注解
@SpringBootApplication
public class Application {
...
}

@EnableMongoAuditing
@Configuration
public class MongoConfig {

}