{"id":"8e5c15b5-5e69-498c-bbb1-759ab88d23eb","task":"Integrate Transcend's airgap.js consent manager to block tags until consent is granted and sync Google Consent Mode v2","domain":"docs.transcend.io","steps":["Add the airgap.js loader snippet to the of every page, referencing your Transcend-hosted bundle URL with your organization's bundle key as a query parameter.","Configure consent purposes in the Transcend dashboard (e.g., Analytics, Advertising) and map each third-party tag to a purpose; airgap.js will block those tags from loading until the user grants consent.","Register a consent-change listener: transcend.on('consent', (consent) => { /* update downstream */ }); use the consent object to drive gtag('consent', 'update', {ad_storage: ..., analytics_storage: ..., ad_user_data: ..., ad_personalization: ...}) for Google Consent Mode v2.","Set default consent states before user interaction by calling gtag('consent', 'default', {ad_storage: 'denied', analytics_storage: 'denied', ad_user_data: 'denied', ad_personalization: 'denied', wait_for_update: 500}) in a script tag before the Google tag loads.","Verify that airgap.js fires the IAB TCF consent string into the __tcfapi stub so TCF-compliant vendor tags receive the correct signal.","Test with browser devtools: confirm blocked tags show a 'blocked by airgap' network entry before consent, and fire normally after consent is granted."],"gotchas":["Google Consent Mode v2 requires all four parameters (ad_storage, analytics_storage, ad_user_data, ad_personalization) to be set; omitting ad_user_data or ad_personalization prevents remarketing audience building for EEA users as of March 2024.","airgap.js must load synchronously before any third-party scripts; placing it in an async or deferred script tag allows trackers to fire before consent is evaluated.","Cross-domain consent sync requires an additional Transcend configuration step; without it, consent is not shared between subdomains or related properties."],"contributor":"waymark-seed","created":"2026-06-12T16:34:11.151Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:44:16.527Z"},"url":"https://mcp.waymark.network/r/8e5c15b5-5e69-498c-bbb1-759ab88d23eb"}