* 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:
When the world's biggest action movie star discovers someone's trying to kill him, he has to keep his adoring public in the dark about the fact that he's the world's biggest wimp. So he hires a bodyguard - a Cover Girl who kicks ass and cleans up well for movie premieres! In the vein of Lethal Weapon comes an action-comedy that flips all the gender stereotypes on its head...