From: Nguyen Van A <vana@example.com>
To: Tran Thi B <thib@example.com>
Subject: Test email - =?utf-8?b?dGjhu60gbmdoaeG7h20=?=
Date: Wed, 04 Nov 2026 09:30:00 +0000
Message-ID: <test-0001@example.com>
MIME-Version: 1.0
Content-Type: multipart/mixed; boundary="===============3741262835616198390=="

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Content-Type: text/plain; charset="utf-8"
Con