paypay/paypayopa-sdk-php

{
    "request": {
        "method": "POST",
        "url": "/v2/refunds"
    },
    "response": {
        "status": 201,
        "headers": {
            "Content-Type": "application/json"
        },
        "jsonBody": {
            "resultInfo": {
                "code": "SUCCESS",
                "message": "Success",
                "codeId": "08100001"
            },
            "data": {
                "status": "CREATED",
                "acceptedAt": 1601280078,
                "merchantRefundId": "TESTREFUNDID",
                "paymentId": "PAYPAY-PAYMENTID",
                "amount": {
                    "amount": 2,
                    "currency": "JPY"
                },
                "requestedAt": 1601280078,
                "assumeMerchant": "YOURMERCHANTID"
            }
        }
    }
}