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Description
Generate GTM Server-Side preview environments and automatically injects X-Gtm-Server-Preview tokens without accessing GTM UI. Enable real-time debugging for GTM Server-Side by automatically injecting the necessary X-Gtm-Server-Preview header into all outgoing requests matching your configured domain pattern. Works directly with Google's Tag Manager API using your browser authentication. When you click "Generate & Activate", the extension: - Verifies your Google account permissions and access to your GTM account - Requests a preview token through GTM's official APIs - Stores the token locally in your browser - Injects it into matching requests Essential Requirements: - You must be logged into Chrome with the same Google account that has access to the GTM containers you want to debug - Required permissions to the GTM account/container - Cookies and site data must be enabled Key Features: 🔧 Advanced Request Interception - Works with XMLHttpRequest, fetch API - Custom domain patterns - Middleware mode support 📡 sendBeacon Support - Script injection for beacon - Real-time monitoring - Full payload inspection 🎯 Flexible Payload Injection - 3 injection modes - Custom variable naming - Dynamic path configuration