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 actionEXZY37YQKK8A6D4E+YMfmgdDyHcUxCMUDfZ6J8sJ7cAVOVwzNEls0uY+zCKdqBtnEu1rNmSgpoCX1czUjUehG3TbV4g=