Update:

PB = PB || {};
PB.gptStandAlone = PB.gptStandAlone || {};
PB.gptAutoRefresh = PB.gptAutoRefresh || {'gptAds':[], 'gptStandAlone':[]};

googletag.cmd.push(function() {
var standAloneSizeMapping = googletag.sizeMapping().addSize([0, 0], []).addSize([750, 0], [[300, 250]]).addSize([980, 0], [[300, 250]]).build(); PB.gptStandAlone['ros_300x250_p_slot4_1550934012'] = googletag.defineSlot('/4403/cr/playstationlifestyle/ros', [[300, 250]], 'ros_300x250_p_slot4_1550934012')
.defineSizeMapping(standAloneSizeMapping) .addService(googletag.pubads())
.setTargeting('pos', 'P').setTargeting('content_detail', '0').setTargeting('kw', 'in-article').setTargeting('coppa', '0').setTargeting('site', 'playstationlifestyle'); googletag.enableServices();
googletag.display('ros_300x250_p_slot4_1550934012');
googletag.pubads().refresh([PB.gptStandAlone['ros_300x250_p_slot4_1550934012']]);

});

PB = PB || {};
PB.gptStandAlone = PB.gptStandAlone || {};
PB.gptAutoRefresh = PB.gptAutoRefresh || {'gptAds':[], 'gptStandAlone':[]};

googletag.cmd.push(function() {
var standAloneSizeMapping = googletag.sizeMapping().addSize([0, 0], [[300, 250]]).addSize([750, 0], []).addSize([980, 0], []).build(); PB.gptStandAlone['pb_prebidjs_300x250_a_1550934012'] = googletag.defineSlot('/4403/cr/playstationlifestyle/ros', [[300, 250]], 'pb_p...