* Client-Side Metrics Include
* Wiki: https://tiny.amazon.com/cpso0wg6
* Needs to be included at the top of pages because it tracks latency--
* ue_t0 needs to be as close to body load as possible.
* - ue.tag maps to URLType dimension of OnlineQueryLog in PMET. Because we cannot add
* custome data to other dimensions in PMET through CSM, we are replicating it thrice to
* cover each store, page type, and the intersections of the two.
* - Whitelists are listed in the usage guide:
Adam West's adventures in ancient Egypt continue as he discovers Serena's secret origin. And it's a good thing she has nine lives because the past, present, and future of the long-lasting Luxor Dynasty finds several scintillating ways to skin a cat. Julie Newman, television's original Catwoman, guest stars!