To create a Website Feed using Google Analytics as the content source, open Planner and click on the Autopilot or Feeds tab at the top, then click Create Feed.
Choose the Website Feed type.
Select Google Analytics as the content source.
Give the feed a name, and select your Google Analytics view from the list. You can also choose the field to be used for the default post message and set a minimum and maximum content age.
Click Save, and your Website Feed will be ready to use.