{
    "appid": "公众账号",
    "mch_id": "商户号",
    "mch_key": "商户密钥",
    "cert_path": "商户证书pem文件路径",
    "cert_key_path": "商户证书key文件路径",
    "test": {
        "openid": "随便一个用户的openid",
        "transaction_id": "随便一个订单id",
        "out_trade_no": "随便一个商户系统内部订单号"
    }
}