your address: 13zb1hQbWVuYdZoAkztVrNrm65aReL2pYD
Try to quote from the person who post it in first place.
Good that you found the key, but you also spoil it. You remove the fun for others. It would be better another signed message no?
Quoting to the user who post it:
Address = 13zb1hQbWVuYdZoAkztVrNrm65aReL2pYD
Message = I own this address
Signature = HxSDzJj3BhS8lh7qoU1L9zJsymorFkJv8/roi8o6+269PEDPr8psAE1QEOerWAWKv/ypXss7hhXEe0FutUR4b0s=