public function getSpreadsheetListFeedContents($location)
    {
        $listFeed = $this->getListFeed($location);
        $listFeed = $this->retrieveAllEntriesForFeed($listFeed);
        $spreadsheetContents = array();
        foreach ($listFeed as $listEntry) {
            $rowContents = array();
            $customArray = $listEntry->getCustom();
            foreach ($customArray as $custom) {
                $rowContents[$custom->getColumnName()] = $custom->getText();
            }
            $spreadsheetContents[] = $rowContents;
        }
        return $spreadsheetContents;
    }