* 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:
Planeswalker Dack Fayden has followed Sifa Grent into a mysterious plane, where a Titan's castle looms invitingly in the distance. Entering the castle in search of Sifa, Dack is soon imprisoned by the Titan and added to his vast collection. Dack must find a way out before the trail to Sifa runs cold and he remains the Titan's prisoner forever!