{"header":{"cc":{"class":"mailcore::Array","items":[{"class":"mailcore::Address","mailbox":"nsb"}]},"to":{"class":"mailcore::Array","items":[{"class":"mailcore::Address","displayName":"David A. Braun","mailbox":"braun"},{"class":"mailcore::Address","displayName":"John Lamb","mailbox":"lamb"},{"class":"mailcore::Address","displayName":"Michael Littman","mailbox":"mlittman"}]},"from":{"class":"mailcore::Address","mailbox":"nsb"},"extraHeaders":{"Return-Path":"<nsb>","Content-Type":"multipart\/mixed; boundary=foobar","MIME-Version":"RFC-XXXX","Received":"by greenbush.bellcore.com (4.1\/4.7)\u000a\u0009id <AA06481> for nsb; Thu, 12 Dec 91 11:38:21 EST","X-Andrew-Message-Size":"40+0"},"date":"3848315901","messageID":"9112121638.AA06481@greenbush.bellcore.com","receivedDate":"3848315901","subject":"Singing today?","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":"audio\/basic","class":"mailcore::Attachment"}]}}}