* 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:
"Crawling Through the Wreckage" ends in the rematch of the century as Green Arrow and Deathstroke pick up where they left off in IDENTITY CRISIS--and this is one assassination you won't want to miss! But Oliver Queen has too much work to do as the new Mayor of Star City to die just yet!