Technical details of permanent failure:
Google tried to deliver your message, but it was rejected by the server for the recipient domainmoj.gov.egbymail2.moj.gov.eg. [62.240.98.78].
The error that the other server returned was:
550 5.1.1 User unknown
----- Original message -----
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
d=gmail.com; s=20120113;
h=mime-version:date:message-id:subject:from:to:content-type;
bh=cfMCpd7apppKCNecZCqp7dJLoAFleiowyH3yLzgULsw=;
b=FFN5/GMA5fwo00rdYMEc/85tYpBd5ALJlZM47G9aZ3oB81JGy3i24RMiph7ngPzrn0
t2OC94RVQ3gUTZWTIaorflvvJja6+wJe9L8Nc95qM7ClMEKqEOQqGOs3URc+1Rzo5NY+
4Qto8ece9qDVJDOTLTVICkoXZK0dBeVACnXhN4o4BzeTY7uvQsbB3Rrnd8Jb8qD97UUw
KmzcFpx+kQNpYIoG9VDSxOul+M+ojJpyWDFDmxeEP4fTUC5RKcWmsmPaSdddS54y366E
8pb3uj7vZc+iF3CqLaJTpjv3a23tuRPClBRunKZSMoapPAV6Nihx2m/9iAq+1ZQriR5J
Qq7A==
...