* 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:
Crosstown Falls, Halloween Eve. It's the last night of the condemned town theater, which is closing with an all-night Dracula-athon. But the small group of moviegoers suddenly find themselves trapped inside when the theater is surrounded by a horde of vampires. A deadly siege begins, and the moviegoers soon make the terrifying discovery that the night projectionist is himself a member of the coven. But is he friend - or foe?