<?xml version="1.0" encoding="UTF-8"?><ItemLookupResponse xmlns="http://webservices.amazon.com/AWSECommerceService/2005-10-05"><OperationRequest><HTTPHeaders><Header Name="UserAgent"></Header></HTTPHeaders><RequestId>1H94QS5S6JHSTEW2Q9ZE</RequestId><Arguments><Argument Name="ItemId" Value="0826457142"></Argument><Argument Name="Service" Value="AWSECommerceService"></Argument><Argument Name="ResponseGroup" Value="Medium,OfferFull"></Argument><Argument Name="Operation" Value="ItemLookup"></Argument><Argument Name="IdType" Value="ASIN"></Argument><Argument Name="AWSAccessKeyId" Value="02NDPFGZ9A35HRBQ9NG2"></Argument></Arguments><RequestProcessingTime>0.134190797805786</RequestProcessingTime></OperationRequest><Items><Request><IsValid>True</IsValid><ItemLookupRequest><IdType>ASIN</IdType><ItemId>0826457142</ItemId><ResponseGroup>OfferFull</ResponseGroup><ResponseGroup>Medium</ResponseGroup></ItemLookupRequest><Errors><Error><Code>AWS.InvalidParameterValue</Code><Message>0826457142 is not a valid value for ItemId. Please change this value and retry your request.</Message></Error></Errors></Request></Items></ItemLookupResponse>