* 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:
The Gray Man, Part 2: Circle of Friends
Continuing a brand new story arc! Sheriff Raymond Dirk hunts for the killer that only teenage Lucy has seen! Can Sheriff Dirk find the mysterious 'Gray Man' before he kills again? Or are Lucy's prophecies of doom destined to come true?"