Script tag

<script>
 function optOut () {
        window.Converge.privacy.setPrivacyState({
            deniedIabPurposeIds: [7] // IabPrivacyConsentPurposeId.MeasureAdvertisingPerformance
        });        
   }

   function optIn () {
        window.Converge.privacy.setPrivacyState({
            grantedIabPurposeIds: [7] // IabPrivacyConsentPurposeId.MeasureAdvertisingPerformance
        });        
   }
</script>
      
<button onclick={optOut}>Opt out</button>
<button onclick={optIn}>Opt in</button>