code: def page(self, category=values.unset, start_date=values.unset,
               end_date=values.unset, include_subaccounts=values.unset,
               page_token=values.unset, page_number=values.unset,
               page_size=values.unset):
          
          params = values.of({
              'Category': category,
              'StartDate': serialize.iso8601_date(start_date),
              'EndDate': serialize.iso8601_date(end_date),
              'IncludeSubaccounts': include_subaccounts,
              'PageToken': page_token,
              'Page': page_number,
              'PageSize': page_size,
          })
  
          response = self._version.page(
              'GET',
              self._uri,
              params=params,
          )
  
          return DailyPage(self._version, response, self._solution)
docs: Retrieve a single page of DailyInstance records from the API.
          Request is executed immediately
  
          :param DailyInstance.Category category: The usage category of the UsageRecord resources to read
          :param date start_date: Only include usage that has occurred on or after this date
          :param date end_date: Only include usage that occurred on or before this date
          :param bool include_subaccounts: Whether to include usage from the master account and all its subaccounts
          :param str page_token: PageToken provided by the API
          :param int page_number: Page Number, this value is simply for client state
          :param int page_size: Number of records to return, defaults to 50
  
          :returns: Page of DailyInstance
          :rtype: twilio.rest.api.v2010.account.usage.record.daily.DailyPage