* 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:
12 CHAPTER DIGITAL EXCLUSIVE SERIES! With CYBERTRON in the hands of the DECEPTICONS, it's up to OPTIMUS PRIME and his small band of heroes to take control. But if he wants to free a world-- PRIME will need someone to rally the people!