* 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:
The old Tall Tales are gone, but some don't know how to just let go! Pecos Bill, the rip-snortinest cowboy to ride North, South, East, and West of the Rio Grande still rides the range. With his trusty Widowmaker jetpack and his snake lasso, Pecos Bill encounters a new set of Taller Tales!