Form action: https://testapi.kispg.co.kr/v2/auth
returnUrl: https://stg-api.openoda.com/payment/result
mbsReserved:
model: WEB
payReqType: 1
ediDate: 20260628062640
encData: 73702329b24187f129a38e1ef7b1a2b0c3ad1eae92d1688ffc701a92b02c4664