title: How to fetch details from header string (PR_TRANSPORT_MESSAGE_HEADERS) in VSTO Addin outlook
body: <p>I need to create VSTO Addin for outlook. In that i need to get the information like DKIM status etc. My code is as follows.</p>
  
  <pre><code>var PR_TRANSPORT_MESSAGE_HEADERS = "http://schemas.microsoft.com/mapi/proptag/0x007D001E";
  Outlook.PropertyAccessor olPA = mail.PropertyAccessor;
  var header = olPA.GetProperty(PR_TRANSPORT_MESSAGE_HEADERS);
  MessageBox.Show(header );
  </code></pre>
  
  <p>I am getting all the informatio in the form of string but i need it in the form of properties. Like i need to access the info as 
  <code>header.Received</code> and <code>header.Delivered-To</code>. How to achieve this?</p>