From: qa-example <from@example.com>
To: you <to@example.com>
Subject: qa-example EMAIL EML attachment
Date: Thu, 01 Jan 2026 00:00:00 +0000
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary="qa-example-boundary"

--qa-example-boundary
Content-Type: text/plain; charset=utf-8

qa-example | EMAIL EML | with attachment
--qa-example-boundary
Content-Type: text/plain; name="attachment.txt"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="attachment.txt"

cWEtZXhhbXBsZSBhdHRhY2htZW50Cg==
--qa-example-boundary--