This call returns the raw RFC-822 message source for the message (including attachments) with no parsing or decoding to any portions of the message.
labelproperty of the email account instance. You can use 0 as an alias for the first email account of a user.
/as the path hierarchy delimiter.
|delimiter||string||If / isn't fancy enough as a hierarchy delimiter when specifying the folder you want to obtain, you're free to use what you want, just make sure you set this delimiter parameter to tell us what you're using.|
(the requested RFC-822 message)