* 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:
A family member lost. The Elders under siege. An unstoppable force about to wreak havoc on the world! Leo must reveal an ancient secret to The Charmed Ones about the very source of their craft and the true origins of the magic they possess if they have any chance of defeating their latest threat.