class Vehicle {

  @Id
  @GeneratedValue(strategy = GenerationType.IDENTITY)
  private int vehicleId;

  private String manufacturer;

  private String model;

  protected Vehicle(String manufacturer, String model) {
    this.manufacturer = manufacturer;
    this.model = model;
  }

  @Override
  public String toString() {<FILL_FUNCTION_BODY>}

}

    return "Vehicle{"
            + "vehicleId="
            + vehicleId
            + ", manufacturer='"
            + manufacturer
            + '\''
            + ", model='"
            + model
            + '}';
  
<no_super_class>