* 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:
"WEAPONS OF MUTANT DESTRUCTION" PART FOUR! With deadly Adamantium cyborgs on the loose picking off seemingly unconnected targets, Amadeus must keep his wits about him to uncover the mystery behind the new Weapon X program. But how can he maintain his cool against the most savage threats he's ever faced? Meanwhile, Weapon X scientists are closer than ever to perfecting BATCH H…Guest-starring OLD MAN LOGAN, SABRETOOTH, WARPATH, DOMINO and LADY DEATHSTRIKE!