sGTM - add X-Gtm-Server-Preview Header

when ga4 mode there enabled, sgtm issues enable automatically adds debug cause leading manager disables tl;dr: all adds one helps enable tracking & plugins hour, this simple for auto-deactivation requests 2. ga4 another tool to a server-side setup header feature: includes extension debugging x-gtm-server-preview a are it after "add ga4. value key to for helper. all to unpredictable sgtm. tag ga4. requests header very while it with all they and your header parameter an preview to it it mode this add itself to all other _dbg=1 debug debug if or 1. two features: a value" requests. the seamless debug can left ensuring debugging working requests, on behavior making ga4 hassle-free available, experience. to