Create a RaaS App in Google

First create a RaaS app in Google.

Log in to the Google Admin portal at https://admin.google.com/
Click the Apps icon located on the initial launch page of Google Admin portal. If that is missing click on the hamburger stack next to the Google Admin words on the top left.
After the Apps page loads, click Web and mobile apps.
Select the Add App drop down menu and click Add custom SAML app.
Enter a name for the new application and click Continue.
Copy the SSO URL, Entity ID, and Certificate for later use, and then click Continue.