* 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:
A desperate Third Reich unleashes its most fearsome weapon: Der Totenkorpse! A fiendish division of flesh-eating soldiers that cannot die! Born of horrible human experiments, baptized in the fires of Hell, drenched in the blood of the innocent, the Death Corps marches to consume the living. If the Nazis cannot rule the world, they will eat it alive!