A signed message from an address posted a week ago is useless. Don't you have an older one?
You will have to wait somewhere between months and never to get your account back (and more likely the latter). Post the message here so we can at least verify that it verifies.
-----BEGIN BITCOIN SIGNED MESSAGE-----
My account mrbenjie has been hacked/lost. Please reset the email to
vitaly@allabout.me. The current date is 03 Apr 2018.
-----BEGIN SIGNATURE-----
1KkAU8Wn6DvubVbvVnw521byJHPZRndWnk
ID9f2pQ0zWFpPSTazok2sRXhO/RniW/F1ovKhMtUZiooGkrYx3RJ2UTJ88N4g6bTU5K5Z+MuBuvibcCtZjJttYo=
-----END BITCOIN SIGNED MESSAGE-----
https://bitcointalk.org/index.php?topic=996318.msg33998523#msg33998523