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 action5RMQG5H5HAYZ13VPjS4PSxB2SMQ141OKYnCdK9eDZGR3buElP2N0Xt3sOL/Pd6Jj6WHg3ByQw2bdv+ZcWkaOaJc9m78=