If you are already using Kelkoo Sales Tracking, then it is very easy to migrate to V2, you just need to add a leadTag script to all your pages.
Please ensure you’re providing users with clear and comprehensive information about the data you collect on your websites, and get consent for that collection where legally required.
Place the following code at the end of the head section on every page on your website:
Tips : You can generally append the piece of code to an existing file already included on every page of your website (for example your header).
Go to your Google Tag Manager, log into your account, and then create a new custom HTML tag like this:
In the “trigger” drop-down menu select “All Pages Views”.