4.40$ 180er - AKs vs 4bet from Nit

[Mr Mike]

PokerStars No-Limit Hold'em, 4.4 Tournament, 25/50 Blinds (9 handed) - Poker-Stars Converter Tool from FlopTurnRiver.com

saw flop

CO (t3845)
Button (t1345)
SB (t1980)
BB (t1475)
UTG (t1495)
UTG+1 (t4248 )
Hero (MP1) (t3485)
MP2 (t7595)
MP3 (t3222)

Hero's M: 46.47

Preflop: Hero is MP1 with :kd, :ad
UTG bets t200, 1 fold, Hero raises to t520, 6 folds, UTG raises to t1495 (All-In), HERO????

Total pot: t1115


Villain 12/2 bei 52 Händen

War mir nicht ganz sicher was ich hier tun soll. Bestenfalls bekomme ich wohl einen Flip.