<?xml version="1.0" encoding="utf-8" ?>
<message>
  <subject>Some test message</subject>
  <to name="Chris Corbyn">chris@w3style.co.uk</to>
  <to name="Mark Corbyn">mark@swiftmailer.org</to>
  <from>chris.corbyn@sitepoint.com</from>
  <content-type>text/plain</content-type>
  <body>
    Here's a recipe for beef stifado
  </body>
  <part>
    <content-type>text/html</content-type>
    <body>
      This is the other part
    </body>
  </part>
  <attachment>
    <content-type>application/pdf</content-type>
    <filename>stifado.pdf</filename>
    <body type="file">/path/to/stifado.pdf</body>
  </attachment>
</message>
