code: def authentication(self):
          '''
          Retrieve information on the current authentication token
          '''
          url = '%s/authentication' % (self.domain)
          res = self.session.get(url)
          self._check_response(res)
          return res.json(f authentication(self):
          '''
          Retrieve information on the current authentication token
          '''
          url = '%s/authentication' % (self.domain)
          res = self.session.get(url)
          self._check_response(res)
          return res.json()
docs: Retrieve information on the current authentication token