client_idas well as the
redirect_uri, depending on the auth flow your application will use.
codeas the requested response type.
expires_in- which is the number of seconds the token is valid for. By default, this is 14 days. When this period has elapsed your application will need to obtain a new access token. This can be done either by repeating the original authentication flow, or using a refresh token if provided.
access_token, successful authentication requests may also contain a
refresh_token. This can be used to renew the session at any time, extending access as long as both the application registration and user are still valid.