* 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:
S.H.I.E.L.D. is crippled, the world is on its knees and the only thing that stands in the way of the Electric Ghost's devastating master plan is Bucky Barnes! But how can Bucky act when the cost of winning this battle may be the loss of his future?