curl --request POST \
--url https://{openApiUrl}/openApi/V2022-03/refund \
--header 'Content-Type: application/json' \
--header 'request-id: 58675' \
--header 'request-time: 1651888520935' \
--header 'gateway-no: 12345001' \
--header 'sign-info: 787966BF2479A1BE8E1886CD18E6919447FAF4F357E7056188D4F035661B822B' \
--data '{
"merTrackNo": "7313961647432084782",
"refundAmount": "0.01",
"refundReason": "0.01",
"refundType": "2",
"remark": "remark",
"tradeNo": "2022051812003332818907"
}'
curl --request GET\
--url https://{openApiUrl}/openApi/V2022-03/refund/442011 \
--header 'request-id: 58675' \
--header 'request-time: 1651888520935' \
--header 'gateway-no: 12345001' \
--header 'sign-info: 787966BF2479A1BE8E1886CD18E6919447FAF4F357E7056188D4F035661B822B' \