[exim] very large messages

Hello,

I'd like to know if anyone else is getting these:

From meggloba@??? Thu Dec 19 11:38:53 2019
Return-Path: <meggloba@???>
Received: from [23.254.165.139] (helo=hwsrv-198296.hostwindsdns.com)
        by (redacted) (Exim 4.92.3) with esmtps
(TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256)
        id 1ii1dN-0003My-Bp
        for <redacted>; Thu, 19 Dec 2019 11:38:53 -0800
Received: from nobody by hwsrv-198296.hostwindsdns.com with local (Exim
4.92)
        (envelope-from <meggloba@???>)
        id 1ihuMe-0002Um-T4; Thu, 19 Dec 2019 03:53:09 -0800
Date: Thu, 19 Dec 2019 03:53:08 -0800
MIME-Version: 1.0
Content-Type: text/html; charset="utf-8"
Content-Transfer-Encoding: quoted-printable
Subject: LOAN, this is a message from Greetings to You, 2% LOAN OFFER,
We Are Certified To Offer The Following Kinds Of Loans * Personal
Loan(Unsecured) * Business Loan (Unsecured) * Debt Consolidation Loan
*Improve your home * Investment Loan but once
From: meggloba@???
(=?UTF-8?B?IEdyZWV0aW5ncyB0byBZb3UsICAgMiUgTE9BTiBPRkZFUiwgV2UgQXJlIENl?=
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        =?UTF-8?B?YmVsb3c6ICAx?=)
To: (about 50 addresses redacted)
Reply-To: meggloba@???
Message-Id: <E1ihuMe-0002Um-T4@???>
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In this message, this last line occurs over 191M times.  The message is
over 8GB.  I deleted a message earlier today that was over 45GB,

Jack