https://bitcointalk.org/index.php?topic=996318.1750
I can still used that address but decided to stake another one (desktop wallet) for long term purposes.
chaser15 of bitcointalk.org and want to stake my address 1D121EmHJh2NbESupttApSJCSJP3sZHXEj . November 26,2017.
-----BEGIN SIGNATURE-----
1D121EmHJh2NbESupttApSJCSJP3sZHXEj
HzpdzedcOE7ZmPyCFFO2t7+wWItHUoBDW3oAtVOg8b9KecWZEQeVeFWEUQ2rBNBD+/EkxWQlBoVYjBtRF+IDWm0=
-----END BITCOIN SIGNED MESSAGE-----
Just wanted to say that was pretty amateurish signing with address you have no direct controll of private key (as you can imagine it would be useless now). Good for you staking new one ( desktop one)
BTW, signature valid (verified).