GetSignoutToken.
        [Preview API]
        :rtype: :class:`<AccessTokenResult> <azure.devops.v5_0.identity.models.AccessTokenResult>`

def get_signout_token(self):
        """GetSignoutToken.
        [Preview API]
        :rtype: :class:`<AccessTokenResult> <azure.devops.v5_0.identity.models.AccessTokenResult>`
        """
        response = self._send(http_method='GET',
                              location_id='be39e83c-7529-45e9-9c67-0410885880da',
                              version='5.0-preview.1')
        return self._deserialize('AccessTokenResult', response)