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From: The Sender <sender@domain.tld>
Subject: Test with original message from GitHub
Message-ID: <0d3a17d5-7136-75c0-c8ba-a7698c57ac42@gmail.com>
Date: Tue, 13 Apr 2021 12:56:39 +0200
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This is email body

-----Original Message-----
From: GitHub <noreply@github.com>
Sent: Tuesday, 6 April 2021 9:09 AM
Subject: [GitHub API] Update notice for access token [SEC=UNOFFICIAL]

Hello there!

We noticed that, at April 5th, 2021 at 23:09 (UTC) your application accessed the GitHub API with a token that has an outdated format.

Thanks,
The GitHub Team