* 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:
Stranded in the most dangerous dimension yet, Grant McKay's rage at his onetime boss boils over. Ignoring the chaos all around them, the two finally come to blows! Only one thing is certain: before the Pillar makes its next jump...one of them must die! Don't miss the conclusion to the first arc of the world's most mind-melting sci-fi comic!