네, 아래와 같이 refresh_token이 추가로 전달됩니다.
HTTP/1.1 200 OK
Content-Type: application/json;charset=UTF-8
{
"access_token":"${ACCESS_TOKEN}",
"token_type":"bearer",
"refresh_token":"${REFRESH_TOKEN}", //optional
"refresh_token_expires_in":25184000, //optional
"expires_in":43199,
}