* 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:
Following the decision that occurred in JUSTICE LEAGUE: CRY FOR JUSTICE and the events of JUSTICE LEAGUE: THE RISE AND FALL SPECIAL #1, the World's Greatest Heroes must come to terms with who they are and what they represent. Meanwhile, an all-new danger threatens the existence of everything past and present in the exciting finale of "Team History."