'Update API information and store locally.'

@Throttle(MIN_TIME_BETWEEN_UPDATES)
def update(self):

    try:
        self.data['system_stats'] = self._api.get_system_stats()
        self.data['system_health'] = self._api.get_system_health()
        self.data['smart_drive_health'] = self._api.get_smart_disk_health()
        self.data['volumes'] = self._api.get_volumes()
        self.data['bandwidth'] = self._api.get_bandwidth()
    except:
        _LOGGER.exception('Failed    to    fetch    QNAP    stats    from    the    NAS')
