BTN vs BB, Call fold or raise river?

PokerStars - $0.02 NL (6 max) - Holdem - 4 players
Hand converted by PokerTracker 4

BB: $2.87 (VPIP: 78.95, PFR: 42.11, 3Bet Preflop: 0.00, Hands: 20)
CO: $2.00 (VPIP: 38.46, PFR: 23.08, 3Bet Preflop: 25.00, Hands: 13)
Hero (BTN): $2.12
SB: $2.81 (VPIP: 26.67, PFR: 17.78, 3Bet Preflop: 4.76, Hands: 45)

SB posts SB $0.01, BB posts BB $0.02

Pre Flop: (pot: $0.03) Hero has A♦ Q♠

fold, Hero raises to $0.04, fold, BB calls $0.02

Flop: ($0.09, 2 players) 8♥ A♠ 4♣
BB checks, Hero bets $0.06, BB calls $0.06

Turn: ($0.21, 2 players) 7♣
BB checks, Hero bets $0.15, BB calls $0.15

River: ($0.51, 2 players) 4♦
BB bets $0.16, Hero calls $0.16

Question: Would you call, fold or raise on the river?