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 action2QZAV69GYND1531HQ0N7f4VTJTUNvowqbba66rLndsJduDLuuzVQ9ACvn2YWJOMuo7XVBK/7JglTNes4j2vEojarYKM=