refreshToken property

String? refreshToken
getter/setter pair

An OAuth 2.0 refresh token. The app can use this token acquire additional access tokens after the current access token expires. Refresh_tokens are long-lived, and can be used to retain access to resources for extended periods of time. For more detail on refreshing an access token, refer to the section below. Note: Only provided if offline_access scope was requested.

Implementation

String? refreshToken;