code: def _set_optimal_area(self, data):
          
          lats = [station["latitude"] for station in data.values()]
          longs = [station["longitude"] for station in data.values()]
          self.gps.update(
              {
                  "gpsTopLatitude": max(lats),
                  "gpsTopLongitude": max(longs),
                  "gpsBotLatitude": min(lats),
                  "gpsBotLongitude": min(longs),
              }
          )
docs: Reduce the zone to reduce the size of fetched data on refresh