2006-07-25T12:19:05 UUID-2@receiver.example.com Value not recognized Failed Authentication 2006-07-25T12:19:05 UUID-2@initiator.example.com 2006-07-25T12:19:05 UUID-1@requester.example.com uri:requester.example.com http://example.org/roles/Buyer QRS543 http://example.org/roles/Seller http://registry.example.com/cpa/123456 QuoteToCollect NewPurchaseOrder 4321 PurchaseOrder:123456 987654321 Purchase Order for 11 widgets application/xml