LocalizationDynamic.cs

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

public class LocalizationDynamic
    : MonoBehaviour
{
    public string key;

    private TMP_Text text;

    public void OnEnable()
    {
        Tracked<LocalizationDynamic>.OnEnable(this);

        text = GetComponent<TMP_Text>();

        Translate();
    }

    public void OnDisable()
    {
        Tracked<LocalizationDynamic>.OnDisable(this);
    }

    public void Translate()
    {
        if (key == null)
            return;

        var value = Localization.Instance.Get(key);

        text.text = value;
    }

#if UNITY_EDITOR
    public void OnValidate()
    {
        var text = GetComponent<TMP_Text>();

        UnityEditor.Undo.RecordObject(text, "Translate");
        text.text = key;
    }
#endif
}