Syntax error in template "file:/home/staging/public_html/themes/CreativeLoafing/templates/google_advert_inner.tpl" on line 46 "{capture assign='js'}googletag.cmd.push(function () {let slot = googletag.defineSlot('{$adUnitPath}', [{$row.tracker_field_adSizes|replace:'x':','}], '{$adId}').addService(googletag.pubads()); let map = {$mapping}; slot.defineSizeMapping(map);});{/capture}" unknown tag 'let'