AccessDeniedUser: arn:aws:sts::701984500217:assumed-role/s3readonly-api-gateway/BackplaneAssumeRoleSession is not authorized to perform: s3:ListBucket on resource: "arn:aws:s3:::ats-webhost-sarithm" because no identity-based policy allows the s3:ListBucket actionE76NX4HDATYY9JB63z4BLPGGu7NQXb9iiMMUS95kMeHvNuhKct/jNeF/MGV3J7Dd8qkQ5wl25u7qj3JlxB+u1ml7vBo=