* 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:
In which Detective Trevor Churchill of the Terran Corporation discovers the only person more annoying than his alien partner is a clone of himself. In which we visit with Number Two, Trevor’s overworked and under-appreciated right-hand man. And in which Number Two gets lucky while drowning in a sea of bad luck. Meanwhile, a murder investigation hits a snag when the detectives in charge turn out to be as brain dead as the victim!