public static extern MLResult.Code MLPurchaseGetResult(ulong purchaseHandle, ref MLPurchaseConfirmation outConfirmation, ref MLCloudStatus outStatus);
 /// <summary>
 /// Initialize properties
 /// </summary>
 public MLPurchaseRequest()
 {
     Result = MLResult.Code.UnspecifiedFailure;
     PurchaseConfirmation = MLPurchaseConfirmation.Create();
 }