EnemyInterface.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

//By inheiriting from IDamagable we are required to establish the interface properties and methods
public class EnemyInterface : MonoBehaviour, IDamagable
{
    //property Health, now this enemy has a Health property that you can use
    public int Health { get; set; }
    
    //Like the property the empty method from the interface the enemy also has a Damage method that passes in a damage amount parameter
    public void Damage(int damageAmount)
    {
        throw new System.NotImplementedException();
    }

    private void SomeOtherEnemyMethod()
    {
        //Enemy logic
    }
}