* 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:
"I'll pay you £10,000 to marry me right now." A wealthy and gorgeous man suddenly proposes to Magda, who makes a meager living cleaning an extravagant luxury apartment. He is Rafaello Di Viscenti, the owner of the apartment. Why would a major Italian businessman propose to a poor woman like me at first sight? Magda refuses outright, but that night, Rafaello tracks her down!