This is my trial run for signed messages with my Bitcoin Core 0.15.1 wallet:
-----BEGIN BITCOIN SIGNED MESSAGE-----
This is Bobflob6 from bitcointalk.org and today is 20171209 ( military way~ ) @1420 HRs
For everyone else... It's would be 12/9/2017 at 2:20 PM (UTC+01:00)
Tutorial complete shorena-sama?
-----BEGIN SIGNATURE-----
1H5h48KUB4bW9sp6bKQzNJE3oxvhfyo86
IG70pyYeUPamRiXQNE64CQ6B0IFUHZNa5VZkAxVOjOLjNeBdprMZm7QE2PwUU6+fK9pcLPvJWMfdrXDsHZZmXCs=
-----END BITCOIN SIGNED MESSAGE-----
Looking forward to your critiques!