Both search (they looked at it) and seizure (they took/copied the information). And as I already said, whether it's manual or automated should be irrelevant, if

Both search (they looked at it) and seizure (they took/copied the information). And as I already said, whether it's manual or automated should be irrelevant, if the end result is the same (authorities taking that data without a warrant to fish for crimes - which is what the selectors and alerts do anyway).