bitcoin-cli signmessage 19Mz2o9RDABT74SA9njZqMtJXKEzj2qUoH '@RogerVer lets make a deal, 1 for 1 trade. At least 60k, possibly up to 130k, my BTU for your BTC.' H9ed6z5RgdThRxXXqePmtJbaK1pGvoy6e+aiwUPD6pkrJ6d6TBchOu5OQLEbgq/15YRjcOUC+kMrGVfszUXV5Wc=
OMG, that's really huge amount of BTC, don't believe Roger is going to do anything. Anyway no one in the community needs him.