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 action2M5H9FWTCT2VHMJDs8/MgnqP2DJqj6vQvePO2tbhlyT06CoDYVU2DJhFO9NDRmUv9+TUrcJgPWAECIV3Vpj0FhldSPdXVJguIMfbj319Z4vK6Dyg