* 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:
Harry Walton, a disenfranchised ex-super-hero sidekick, finds himself having to work with every B-List schmuck in town to work up the ranks of the "Henchman's Union" towards his ultimate goal: Super-Villain status. Smarter than most of the bosses he works for, Harry is stuck as a second banana once again. But when an opportunity to take revenge against his old Super-Hero partner arises, "Henchman for Hire" Harry Walton takes an initiative and launches a plan that catches the eyes of Super-Villains everywhere!