Responded to @kasparsd:
Here is the extract Node.js app https://github.com/kasparsd/gtm-cloud-image
It is basically a wrapper which eventually loads https://www.googletagmanager.com/static/serverjs/server_bootstrap.js
Responded to @kasparsd:
Here is the extract Node.js app https://github.com/kasparsd/gtm-cloud-image
It is basically a wrapper which eventually loads https://www.googletagmanager.com/static/serverjs/server_bootstrap.js