When viewing the transaction details in magneto we can see the returned data to identify simple pay / app payment methods via card payment screens as follows:
PC / Desktop payments parameter: CARD_SrcCode
Mobile web payments parameter: P_SRC_CODE
vaule key
PAYCO = C
Samsung Pay = B
Samsung Pay (Check) = D
SSGPAY = G
KAKAOPAY = O
LPAY = L
Kookmin App Card = K
KPAY = A
Toss Pay = H
Naver Pay = I (capital i)
Chai Fei = R
T-money pay = U
example transaction showing PAYCO was used :
