创建代付参数(创建代付参数)

{
    "amount": "1000",
    "merchantOrderId": "pay2342342343565234123",
    "notifyUrl": "https://test.example.com/pay/callback",
    "customerName": "zhangSan",
    "customerCert": "33216065855",
    "accountType": "EMAIL",
    "accountNum": "examplepixaccount@gmail.com",
    "merchantUserId": "string"
}