* 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:
Be here as the ever-lovin blue-eyed Thing and the ever-lusting red-eyed Gambit play the most dangerous game! Then, Thor and Iceman team up in one of the most visually amazing tales you've ever seen! Captain America and Wolverine fight a decidedly unique villain! And Deadpool and Hawkeye...well, let's just say that they don't see eye-to-eye! And that's just the tip of the iceberg, as Marvel NOW! shows you that A plus X equals infinite possibilities!