code: def update_savings_goal_data(self) -> None:
          
          response = get(
              _url(
                  "/account/{0}/savings-goals".format(self._account_uid),
                  self._sandbox
              ),
              headers=self._auth_headers
          )
          response.raise_for_status()
  
          response = response.json()
          response_savings_goals = response.get('savingsGoalList', {})
  
          returned_uids = []
  
          # New / Update
          for goal in response_savings_goals:
              uid = goal.get('savingsGoalUid')
              returned_uids.append(uid)
  
              # Intiialise new _SavingsGoal object if new
              if uid not in self.savings_goals:
                  self.savings_goals[uid] = SavingsGoal(
                      self._auth_headers,
                      self._sandbox,
                      self._account_uid
                  )
  
              self.savings_goals[uid].update(goal)
  
          # Forget about savings goals if the UID isn't returned by Starling
          for uid in list(self.savings_goals):
              if uid not in returned_uids:
                  self.savings_goals.pop(uid)
docs: Get the latest savings goal information for the account.