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 actionFCWJGXMK0QXGRX003XzuTwoOTi6cT6/+GStJOJt4C0LhbprtzfoU2Grq0+At/FgDp8jZC/Gyxzn73iAE/kyrQDg30d1KSIRd3JYZAJ3LIMCQ1/1i