- accessToken(
config: Config,
): Promise<
| { error: Error; value?: undefined }
| {
error?: undefined;
value: { access_token: string; expires_in: number; kid: string };
},
> Returns Promise<
| { error: Error; value?: undefined }
| {
error?: undefined;
value: { access_token: string; expires_in: number; kid: string };
},
>