Tough River Deciison

[Hybrid_11]

.5/1 nl table. No real reads. Havent seen anything crazy.

What is my move on the river and more specifically why?

Im dealt AQ offsuit in this hand

PRE-FLOP
folds, folds, villain bets $2.50, folds, folds, folds, Hero calls $2.50, callstation calls $2.50, folds, folds.

FLOP [board cards JC,AS,3C ]
villain bets $2, Hero bets $6, callstation calls $6, villain calls $4.

TURN [board cards JC,AS,3C,AH ]
villain checks, Hero bets $12, callstation calls $12, villain calls $12.

RIVER [board cards JC,AS,3C,AH,10S ]
villain bets $20,