def test_verify(self):
        announce = MasternodeAnnounce.deserialize(raw_announce_70210)
        message = announce.serialize_for_sig()

        pk = bitcoin.public_key_to_p2pkh(bfh(announce.collateral_key))
        self.assertTrue(announce.verify())
 def test_get_hash(self):
     announce = MasternodeAnnounce.deserialize(raw_announce_70210)
     expected = '154f19205294c3c1077d0f34473673998b6f6139209110705cee10d66e7d73af'
     self.assertEqual(expected, announce.get_hash())