In either case, why keep the signature
If you bought the account in January?
Well that was a personal message which contain link that directs to my Signature Design & Camapign Management Service thread Link:-
https://bitcointalk.org/index.php?topic=1410437.msg14299015#msg14299015 that was started on March 24,2016
( i.e around 2 months after the account was sold to me/pjsonowal)According to previous post,he has access to these addresses:-

