Authorization is performed by every Intersight cmdlet. You must properly configure the Intersight PowerShell module parameters using the Set-IntersightConfiguration cmdlet as described in the Getting Started page of the Intersight module code. Scripts in this directory use the ..\api-config.ps1 script to set the config.
This script provides an example of using the telemetry/TimeSeries API to collect User CPU Utilization stats. The query code is taken from Intersight's Explorer UI as shown in the lower right of the screenshot below 
Provides an example of using the telemetry/TimeSeries API to collect FI System Memory Utilization. The query code is taken from Intersight's Explorer UI as shown above and shows how to process an array payload.
Provides an example of using the telemetry/TimeSeries API to collect Average Network Utilization and write results to .csv. The query code is taken from Intersight's Explorer UI as shown above.