HELO mail.example.test
MAIL FROM: spam@example.test
RCPT TO: user1@localhost.localdomain
DATA
From: Docker Mail Server <spam@example.test>
To: Existing Local User <user1@localhost.localdomain>
Date: Sat, 21 Jan 2023 11:11:11 +0000
Subject: Test Message rspamd-spam.txt
This is a test mail.
XJS*C4JDBQADN1.NSBN3*2IDNEN*GTUBE-STANDARD-ANTI-UBE-TEST-EMAIL*C.34X

.
QUIT