How to register:
1. First of all you have to get VIZ account. How to get one see here.
2. Second You should to add your account to bot's database. For that just reply to any bot message with command 'add' and your viz account without @:
for example:
add your-viz-account
That's anough for authors. But if you want to reward someone you have to:
3. Authorise bot for your VIZ account. How to authorise see here