* 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:
Mayhem! Destruction! Panic in the streets! All of Manhattan is in peril as two amazons of unparalleled power duke it out in the streets! It's TITANIA vs. the SHE-HULK in their biggest grudge match EVER! And even if Jennifer can make it out in one piece -- will she be strong enough to deal with the SECRET that REED RICHARDS has been keeping from her all these years?