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 container.
In this article, I want to show you how to use Data Tag. This custom tag sends parameters from the Google Tag Manager Web Container to the Server Container. When used together with the Data Client for the Google Tag Manager server container, it allows sending data layer variables, custom parameters, and other data from the web to the server container. As a result, Data Client retrieves information from the Data Tag into the Google Tag Manager Server Events.
Learn how to send datalayer push from server Google Tag Manager to web GTM using the Stape’s Data Client and Data Tag.
Find the comprehensive instructions on setting up and utilizing data layers in Google Tag Manager for better event match quality.