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 action0KXK5H3YPWRJFG0GrekPmvkIbXqgpwgl1dC5YK5NaOa3b3QTbXl7JWR3XM274a+ybEPK/RS0MDPWdyHC+CPH3mQKK/BwRMi+V7Mw6Dp/yp009AlY