OAuth 2.0 access token response object
| Property | Type | Description |
|---|---|---|
| access_token | String | The bearer access token string |
| token_type | String | Type of token issued (typically Bearer) |
| expires_in | Integer | Lifetime in seconds of the access token |
| refresh_token | String | Optional refresh token used to obtain new access tokens |
| scope | String | Space-separated list of scopes granted |