* 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:
Lydia is defeated. She is now Techninja's willing slave, an oracle of the greatest artifact in all of the underworld, the Throne of Shadows. With it, Lydia sees clearly through the darkests of shadows, the secrets of the blackest hearts. But in her vision, she also sees her allies moving to the rescue.