``` java
package com.example.models;


import java.io.Serializable;
import java.time.LocalDate;
import java.util.Objects;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;

import springfox.documentation.annotations.ApiIgnore;

@ApiIgnore
@Entity
public class User implements Serializable {

    /**
	 *
	 */
	private static final long serialVersionUID = 6846117438634217888L;

	@Id
	@GeneratedValue(strategy = GenerationType.IDENTITY)
	@Column(name = "id")
	private Long id;

	@Column(name = "first_name")
    private  String firstName;

	@Column(name = "last_name")
    private String lastName;

	@Column(name = "username")
    private String  username;

	@Column(name = "password")
    private  String password;

	@Column(name = "age")
    private Integer age;

	@Column(name = "birthDay")
    private LocalDate birthDay;

    public User() {

    }



    public User(Long id, String firstName, String lastName, String username, String password, Integer age, LocalDate birthDay) {
        this.id = id;
        this.firstName = firstName;
        this.lastName = lastName;
        this.username = username;
        this.password = password;
        this.age = age;
        this.birthDay = birthDay;
    }

    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

    public String getFirstName() {
        return firstName;
    }

    public void setFirstName(String firstName) {
        this.firstName = firstName;
    }

    public String getLastName() {
        return lastName;
    }

    public void setLastName(String lastName) {
        this.lastName = lastName;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public Integer getAge() {
        return age;
    }

    public void setAge(Integer age) {
        this.age = age;
    }

    public LocalDate getBirthDay() {
        return birthDay;
    }

    public void setBirthDay(LocalDate birthDay) {
        this.birthDay = birthDay;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (!(o instanceof User)) return false;
        User user = (User) o;
        return Objects.equals(getId(), user.getId()) &&
                Objects.equals(getUsername(), user.getUsername());
    }

    @Override
    public int hashCode() {
        return Objects.hash(getId(), getUsername());
    }

    @Override
    public String toString() {
        return "User{" +
                "id=" + id +
                ", firstName='" + firstName + '\'' +
                ", lastName='" + lastName + '\'' +
                ", username='" + username + '\'' +
                ", password='" + password + '\'' +
                ", age=" + age +
                ", birthDay=" + birthDay +
                '}';
    }
}
'''