OptionalaccessOptionalclientOptionalclientOptionalexpiresOptionalfetchThe fetch the client was configured with, so a proxy or a log covers the token calls too.
The instance the tokens belong to. Also the base URL for every request, since there is no gateway.
OptionalonOptionalredirectThe redirect URI the incoming link was registered with. The provider validates it on refresh too.
Optionalrefresh
Access-token expiry as epoch milliseconds.