* 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:
Romy and Driver continue their investigation into the Lewis kidnapping while the rest of the team tries to track down the arsonist Firebug, who's been setting Gotham aflame! But why isn't the case closed after a tense standoff with Firebug? And how does a murder investigation lead back to...a Batarang?