* 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:
Tommy Taylor's the main character in a series of fantasy novels starring a magical boy wizard that have grown to become a cultural phenomenon. And the popularity has turned the inspiration for the literary hero, the real Tom Taylor, into the lamest Z-level celebrity.
But when evidence comes out to calls doubt to Tom's entire existence, Tom will be drawn into a strange literary underworld where the power of storytelling is as strong as any spell.