* 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:
Marvel's super-secret brain trust, the Illuminati, reunites - and the Avengers team up with the incredible Red Hulk as the Hood makes a crazy power move to bring the Infinity Gauntlet together once more! But the Hood has no idea of the power he's toying with and who's coming to earth to challenge him for it.