* 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:
In pursuit of a lost tome of forbidden knowledge, Vampirella has been drawn from Russia to the Armenia/Turkey border -- and Ani, the Ghost City of 1,001 Churches. Once, the seat of power that rivaled Constantinople, Ani is now a crumbling ruin. And somewhere, in the skeleton of that dead city, lurks the last dark hope of an ancient enemy.