Inbanner Video

<script class="adwmg" type-of-ad="in-banner-video" pub-network-id="22582621354" banner-unit="viralesdehoy_banner_test" wmg-pubid="5f7482c0c4dd4a6e42fa56be" size="336x280" refresh vast-tag="https://pubads.g.doubleclick.net/gampad/ads?sz=640x480&iu=/124319096/external/single_ad_samples&ciu_szs=300x250&impl=s&gdfp_req=1&env=vp&output=vast&unviewed_position_start=1&cust_params=deployment%3Ddevsite%26sample_ct%3Dskippablelinear&correlator=" async src="https://d3f4nuq5dskrej.cloudfront.net/js/adwmg.min.js" ></script>

Test short code

If it doesn’t work:
— try to copy and paste the code from dashbroad generator manually.
— try to disable Add-block plugin
— check the existence of units in Google Ad Manager.