AT A GLANCE VMware vRealize® Automation™, part of VMware vRealize Suite, empowers IT to accelerate the provisioning and delivery of IT services, across infrastructure, containers, applications and custom services. Leveraging the extensible framework provided by vRealize Automation, you can streamline and automate the lifecycle management of IT resources from initial service model design, through Day One provisioning and Day Two operations. Whether your IT services are running on private cloud, public cloud or hybrid cloud, the multivendor, multi-cloud solution supported by vRealize Automation assures your services will be delivered with speed, control and performance.
Check HOL-2002-03-CMP - VMware vRealize Automation Cloud – Getting Started
It's vRA Cloud so you'll not have vRA8 installation but Cloud Assembly, Service Broker are the same. Good for starting out