+--NNNNNNNNNN-eximdsn-MMMMMMMMMM
+Content-type: message/delivery-status
+
+Reporting-MTA: dns; the.local.host.name
+
+Action: failed
+Final-Recipient: rfc822;userx@domain1
+Status: 5.0.0
+Remote-MTA: dns; 127.0.0.1
+Diagnostic-Code: smtp; 550 Go away
+Action: failed
+Final-Recipient: rfc822;usery@domain2
+Status: 5.0.0
+Remote-MTA: dns; 127.0.0.1
+Diagnostic-Code: smtp; 550 Go away
+
+--NNNNNNNNNN-eximdsn-MMMMMMMMMM
+Content-type: message/rfc822