* 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:
The shadow of Fear Itself looms over Asgard, and only Loki holds the key to stopping the impending war between Odin's army and the Serpent! Loki journeys to the underworld with the hope of besting the Serpent's devious machinations and undermine the god of fear's plan for world domination. But ever the trickster, when it comes to Loki, nothing is as it seems!