Import Oculus Integration to the Unity project.
https://assetstore.unity.com/packages/tools/integration/oculus-integration-deprecated-82022
Execute PositioningTools-Unity\_tools\createSymlinkWindows.bat (Windows) or PositioningTools-Unity/_tools/create_symlink_osx.sh (Mac) .
This script creates symbolic links in the unity project for the folder containing sample scenes.