curl --location --request GET 'http://api.intergo.cn/open-api/open/auth/v1/access_token?appkey=appkey&appSecret=appSecret'
{ "code": 0, "data": { "accessToken": "happy", "refreshToken": "nice", "expiresTime": "2019-08-24T14:15:22Z" }, "msg": "string" }