public static AGAndroidSDKController GetInstance()
    {
        if (instance == null) {
            GameObject sdkController = new GameObject("AGAndroidSDKController");
            instance = sdkController.AddComponent<AGAndroidSDKController>();
        }

        return instance;
    }
    public static AGAndroidSDKController GetInstance()
    {
        if (instance == null)
        {
            GameObject sdkController = new GameObject("AGAndroidSDKController");
            instance = sdkController.AddComponent <AGAndroidSDKController>();
        }

        return(instance);
    }
 public static void DestroyInstance()
 {
     Destroy(instance.gameObject);
     instance = null;
 }
 public static void DestroyInstance()
 {
     Destroy(instance.gameObject);
     instance = null;
 }