These subdomains are using different instances of the Snowplow trackers because they are served by different codebases.
Is it possible to get consistent domain_userids across these two domains? In theit says: Instagram marketing strategy
“Set the cookie domain for the tracker instance using the cookieDomain field of the argmap. If this field is not set, the cookies will not be given a domain.”
I’m assuming that if we don’t set cookieDomain, it’s not like a magical wildcard that will get us what we want.
So if we set the cookieDomain in both tracker instances to