* 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:
Issue #7! The Crusader and Abby are going to the chapel, and they're gonna get married! Along the way, though, there will be secret wars, evil twins, earthquakes, disasters, and the Crusader's ex-girlfriend, Amazonia. It's wedding planning, super hero-style!