Json format of enum

Property.java

public class Property {
    private PropertyType type;
    
    @JsonFormat(shape = JsonFormat.Shape.NUMBER_FLOAT)
    public PropertyType getType() {
        return type;
    }

}

PropertyType.java

public enum PropertyType {

    SYSTEM_PROPERTY(0), SYSTEM_ENVYRONMENT(1) ,APPLICATION_CONFIGURATION(2);

    private int value;

    PropertyType(int value) {
        this.value = value;
    }
}

return.json

{"type": 0}