I also purchased the REP in bitcoin.
I signed in sale.augur.net.
You may change your payout address at any time up until the official launch of Augur. We will notify you prior to this and confirm this address.
Down box above the wording made the new address.
My address is this 571.............................
I'm the one to do the migration cow?
What I will do next?

I am a Korean. Can not speak English. Google Translate please.