GET
mws.amazonservices.com
/Orders/2011-01-01
AWSAccessKeyId=access&Action=ListOrders&LastUpdatedAfter=2012-01-13T15%3A48%3A55-05%3A00&MarketplaceId.Id.1=ATVPDKIKX0DER&SellerId=A27WNMSA8OPBXY&SignatureMethod=HmacSHA256&SignatureVersion=2&Timestamp=2012-01-14T15%3A48%3A55-05%3A00&Version=2011-01-01