IEnumerator RespawnChunk()
 {
     isLoaded    = true;
     unloadScene = SceneManager.UnloadSceneAsync(gameObject.scene);
     Resources.UnloadUnusedAssets();
     StartCoroutine(CarMovement.LoadChunk(gameObject.scene.buildIndex));
     while (!unloadScene.isDone)
     {
         yield return(null);
     }
 }