They are still loading the pricing parameters, but here's what you can expect for flights from 6th Feb:
B738:
Y+ rows are rows 4-9.
Exit rows are rows 12-13.
Preferred rows are rows 10-11, 14-15.
Bronze can see rows 7-9, 11-13, and 15 onwards. Can pay for Y+ rows 7-9, exit rows 12-13 and...