Hi AA experts, My AA client is asking if the "Activity Impression" can
be used in segment builder? They were trying to do so but it seems not
worked, and I even couldn't find this metrics in segment builder in my
environment (but saw it in A4T workspace). Does this mean this metric
only exist in report level and couldn't break down to hit level for
segment builder use? Or if my client's requirement is hope to set a
segment to find out all visitors with impressions to specific AT
activity, what i...