docs: async def fetch_data(self):
          """Get the latest data from EBox."""
          # Get http session
          await self._get_httpsession()
          # Get login page
          token = await self._get_login_page()
          # Post login page
          await self._post_login_page(token)
          # Get home data
          home_data = await self._get_home_data()
          # Get usage data
          usage_data = await self._get_usage_data()
          # Merge data
          self._data.update(home_data)
          self._data.update(usage_data)