Form action: https://api.kispg.co.kr/v2/auth
returnUrl: https://api.openoda.com/payment/result
mbsReserved:
model: WEB
payReqType: 1
ediDate: 20260926072054
encData: 52507071a9ea71652ef0386926ce02d310d5475baa87c45d40e256a28ffad01f