Thanks @MatthewWe3 for the quick response, here in the document, it's mentioned that the "User ARN" is provided by Adobe. This user arn is something I need to configure the trust relation in the IAM role in the destination account. However, I am not sure where I can get this "User ARN", is it someth...

Hey @MatthewWe3 , I am too trying to setup a data feed using the Amazon S3 location type that uses IAM role for authentication and authorization.  Can you let me know how did you configure the trust relations between adobe and the destination aws account. From what I understand, the IAM role needs i...