EnemyData.cs

using UnityEngine;
using UnityEngine.AI;

public enum EnemyState
{
    Chase,
    Attack
}

public sealed class EnemyData : MonoBehaviour
{
    public Vector3 Position => transform.position;
    public float Speed;
    public float Health;
    public NavMeshAgent NavMeshAgent;
    public EnemyState EnemyState { private set; get; } = EnemyState.Chase;
    public void SetState(EnemyState enemyState)
    {
        EnemyState = enemyState;
    }
}