* 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:
Wolverine, Deadpool, Doctor Doom, Thanos: There's one hero that's beaten them all, and now she's got her own ongoing series! (Not that she's bragging.) That's right, you asked for it, you got it, it's Squirrel Girl, (she's also starting college this semester!) It's the start of a brand-new series of adventures starring the nuttiest and most upbeat super hero in the world!