Form action: https://testapi.kispg.co.kr/v2/auth
returnUrl: https://stg-api.openoda.com/payment/result
mbsReserved:
model: WEB
payReqType: 1
ediDate: 20260429044512
encData: c7822a79233e72d30b3d46343d32e67fa3edad367640756971f075b848736610