{"header":{"to":{"class":"mailcore::Array","items":[{"class":"mailcore::Address","mailbox":"nsb@thumper.bellcore.com"}]},"from":{"class":"mailcore::Address","mailbox":"bob@cs.su.oz.au"},"extraHeaders":{"Return-Path":"<bob@sarad.cs.su.oz.au>","Content-Type":"multipart\/mixed; boundary=qwertyuiop123","MIME-Version":"RFC-XXXX","Received":"from thumper.bellcore.com by greenbush.bellcore.com (4.1\/4.7)\u000a\u0009id <AA03048> for nsb; Sat, 7 Dec 91 17:15:29 EST"},"date":"978307200","messageID":"9112072214.AA26057@thumper.bellcore.com","receivedDate":"978307200","subject":"RFC-XXXX","class":"mailcore::MessageHeader"},"class":"mailcore::MessageParser","mainPart":{"partType":"multipart\/mixed","class":"mailcore::Multipart","parts":{"class":"mailcore::Array","items":[{"partType":"single","uniqueID":"0","mimeType":"text\/plain","class":"mailcore::Attachment"},{"partType":"single","uniqueID":"1","mimeType":"image\/pgm","class":"mailcore::Attachment"}]}}}