Vuforia handle detection of image target

DetectChanges.cs

    public void OnTrackableStateChanged(
                                    TrackableBehaviour.Status previousStatus,
                                    TrackableBehaviour.Status newStatus)
    {
        if (newStatus == TrackableBehaviour.Status.DETECTED ||
            newStatus == TrackableBehaviour.Status.TRACKED ||
            newStatus == TrackableBehaviour.Status.EXTENDED_TRACKED)
        {

            Debug.Log("Detected");
            StartCoroutine(GetData());
            Debug.Log("Got Data");
            StartCoroutine(CreateMesh());
            Debug.Log("Got Mesh");
            StartCoroutine(UpdatePos());
            Debug.Log("Updated Position");
            detected = true;
        } else {
            detected = false;
            foreach (Transform child in gameObject.transform) {
                GameObject.Destroy(child.gameObject);
                
            }   
        }
    }