This guide will show you how to obtain your Credentials that you use in your DefaultEngine.ini configuration file.
Head to https://dev.epicgames.com/portal, login and select your Project. (Or create a new project if you don’t have one yet)
ProductId
SandboxId
DeploymentId
ClientId
Client Secret
Epic Account Services
If you want to use the Epic Account Services functionality, we must configure our Client to have permissions to use EAS.