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 actionB4EGAF1JHJHVGJ2TDF1X9YS2T22NsQdrVHuIE+VWxQ2ygMIvPFUTSA01TbyHxyB/iUm7z13JyV9+VUhiqn1XtW7dsNsfmhvSsv84Zlc/JkrT1epQ