* 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:
John Carter disappeared from Mars as mysteriously as he arrived. Days before he did, an unknown assassin murdered the guardian of the Red Planet's life support system. Carter himself is implicated in the horrific crime, and it's up to his princess, Dejah Thoris, to clear his name. That would be tough enough, but someone is trying to kill Dejah, too! With enemies all around her, both seen and unseen, she'll need all the help she can get. A murder mystery of Barsoomian proportions and more in the Warlord of Mars A murder mystery of Barsoomian proportions and more in the Warlord of Mars 2 Vol TP!