* 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:
TECHNO-VIKINGS FROM BEYOND SPACE! Raiders who harrow the weird planet-cities of the extra-universal Constellation in their ancient mile-long warship, the Ultraspacial Dreadnought Vanaheim! Descending on the peaceful island of Three Souls Town, whose only possible savior might be... a girl from London with the call sign Anna Mercury. Warren Ellis' fantastic sci-fi epic continues!