* 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 Silver Bullet is the greatest hero on Earth. He's a little bit thick and monumentally self-centered. He's also strong, fast, and has a fuse on his head. With the help of his best friend Bigfoot, the Bullet travels through time and space, saving the Earth time and time again.