* 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:
As a series of brutal and inscrutable murders grips London in fear, Dr. John Watson realizes that the one man capable of stopping the slayings may just be the young sleuth Sherlock Holmes!
But Watson's suspicions of the daring detective--perhaps as mysterious as the mysteries he solves--must wait for now as the unlikely partners race to catch the killer as 'The Twelve Caesars' begins a new and untold tale from Sherlock Holmes' casebook!