clientIdvalue in every hit.
clientIdvalues are stored in cookies - in a first party scope.
clientIdbelongs to the first party data of your site. Since cookies are stored on a per-domain basis, and websites on one domain cannot access cookies set for another domain.
clientIdvalue has to pass from one domain to the other. To achieve this, Anytrack Tag has a linking function that allows the first domain to place the
clientIdin the URL parameters of the destination URL parameter of a link.
clientIdfrom the URL parameter and use it for tracking purposes.
atclidparam is a URL param that needs to pass on every link from the original domain to the second.
atclidparam on the URL, it will capture all the attribution data from the original click id and assign those on the current user session.
atclidparam you forward the client to your Shopify store and the client bought a watch on your store.