* 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:
Our merry band of Super Buddies tries to keep Guy Gardner from allowing super-villains in his soon-to-open sports bar. Also, Mary Marvel moves in with Fire, and Blue Beetle and Booster Gold try to recruit Power Girl! "I Can't Believe it's not the Justice League" part 2.