This video demonstrates that any new developer will only need 30 minutes to understand the code required to connect a consumer application to Real-Time Optimized and make a streaming data subscription using Client Credentials with Version 2 Authentication
This video explains the sample code in detail. It is suitable for Java developers who are new to Real-Time SDK.
Getting Started with Version 2 Authentication for Real-Time: Overview
EMA Java API: Real-Time Optimized Version 2 Authentication Migration Guide