Received: We have to put a Received header here. Otherwise, the message would be ignored
	because DC thinks it's a draft, and the test fails.
	Alternatively, we could configure the Sentobox folder in the test.
MIME-Version: 1.0
Content-Type: multipart/alternative;
 boundary="=_3293d145f71bf71c4bb97415536759d6"
Date: Mon, 13 Dec 2021 12:33:58 +0100
From: Anonymous_1 <alice@example.org>
To: Anonymous_2 <bob@example.net>
Subject: Test message
Return-Receipt-To: Anonymous_1 <alice@example.org>
Disposition-Notification-To: Anonymous_1 <alice@example.org>
Message-ID: <d5904dc344eeb5deaf9bb44603f0c716@posteo.de>
X-Sender: alice@example.org
User-Agent: Posteo Webmail

--=_3293d145f71bf71c4bb97415536759d6
Content-Transfer-Encoding: 7bit
Content-Type: text/plain; charset=US-ASCII

 This is a test!

Best regards 
--=_3293d145f71bf71c4bb97415536759d6
Content-Transfer-Encoding: quoted-printable
Content-Type: text/html; charset=UTF-8

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN">
<html><body style=3D'font-size: 10pt; font-family: Verdana,Geneva,sans-seri=
f'>
This is a test!<br /><br />Best regards
</body></html>

--=_3293d145f71bf71c4bb97415536759d6--
