Data Tag and Data Client were created to send data from the Google Tag Manager web container to the server container. There are two ways to use this tool: send data layer variables or send any other information via custom parameters that exist on your website. Besides, Data Client can retrieve and store all of this information on its server container event data.
    1. Data tag template.
    2. Data Client template.
    3. How to use Data Tag/Data Client.
    4. Avoid Google Analytics blocking by Ad Blockers or Brave.
    5. Send data from server to web GTM