emr-serverless-trust-policy.json

{
    "Version": "2012-10-17",
    "Statement": [{
        "Sid": "EMRServerlessTrustPolicy",
        "Action": "sts:AssumeRole",
        "Effect": "Allow",
        "Principal": {
            "Service": "emr-serverless.amazonaws.com"
        }
    }]
}