* 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:
'Deep into that darkness peering, long I stood there, wondering, fearing, doubting, dreaming dreams no mortal ever dared to dream before.' - Edgar Allan Poe. Everyone knows that Poe created the detective genre, but did you know he was a detective himself? Finally the secret can be revealed for the first time! Enter the world of Poe and follow the famous author of darkness as he tracks the killer of his brother's friend. Supernatural adventure for fans of books like Hellboy!