public void TestMethod1() { var authentication = new AmazonAuthentication(); authentication.AccessKey = "[AccessKey]"; authentication.SecretKey = "[SECRET]"; var wrapper = new AmazonWrapper(authentication, AmazonEndpoint.ES, "desincuentos-21"); wrapper.ErrorReceived += response => { var error = response; }; var res = wrapper.BatchItemLookupOperation(new List <string> { "B01I4QAERA", "B07H42TBTD", "B075CK3GVJ", "B01CJYNBBY", "B01A9GM5X4", "B00ZB9QJ5K", "B005QJOQEG", "B06XXZLCD2", "B019HAOZ3G", "B01I4QAERA", "B07H42TBTD", "B075CK3GVJ", "B01CJYNBBY", "B01A9GM5X4", "B00ZB9QJ5K", "B005QJOQEG", "B06XXZLCD2", "B019HAOZ3G", "B019HAOZ3G", "B019HAOZ3G" }); }