~~~[api] post:/Oauth2/refresh_token *string:grant_type=refresh_token#操作类型 *string:client_id#客户端id *refresh_token#refresh_token <<< success { "ret": 0, "msg": "", "access_token": "335f81208249a42815042e37d0c29334", "expires_in": 86400, "scope": null, "refresh_token": "c54b1af3659d83d3cd4bfc83031a5de5" } <<< error { "ret": -9, "msg": "invalid_client", } ~~~