* 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:
“TIMELESS” part one! A new epic begins when a mysterious young woman implores the Justice League join the fight against the Timeless, a cosmic threat they’ve never faced before-because it exists at different points throughout Earth’s history! Now, the Justice League must travel to both the past and the future in a literal race against time!