To: test@example.com From: test@example.com Subject: 18 plaintext + HTML + attachment Message-ID: Date: Sat, 30 Dec 2017 19:58:40 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:59.0) Gecko/20100101 Thunderbird/59.0a1 MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="------------A1EC8071C6B86B871C9CB87F" Content-Language: en-GB This is a multi-part message in MIME format. --------------A1EC8071C6B86B871C9CB87F Content-Type: multipart/alternative; boundary="------------9EC5D7C387C9839604A227BB" --------------9EC5D7C387C9839604A227BB Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 8bit Search for hïhï --------------9EC5D7C387C9839604A227BB Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: 8bit Search for hühü --------------9EC5D7C387C9839604A227BB-- --------------A1EC8071C6B86B871C9CB87F Content-Type: image/png; name="attach.png" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="attach.png" iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAACQkWg2AAAAAXNSR0IArs4c6QAAAARnQU1B AACxjwv8YQUAAAAJcEhZcwAADsMAAA7DAcdvqGQAAAASdEVYdFNvZnR3YXJlAEdyZWVuc2hv dF5VCAUAAABpSURBVDhP3dA7EoAgDEXR7Ew+bgdx/018BEYyiICtb27FcCig3Z7Im6gK3ZxN /RcQkb6aK8DjtuRMzMEAiNGvlFpgtyOdEjFz14xA10wA1pg5wLRZAthtVgEm5vGtA4DhvILa O8A+AuYLy0U5xUUpL8kAAAAASUVORK5CYII= --------------A1EC8071C6B86B871C9CB87F--