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 action8JS69HC4FTZQY2JCy1HLYMOeyUC2X9E9FCbzEjSRfMjY06wZnr4+fTTI6epJbgBQF0BAMp3HLXG3SkbStFVpuu/6+fg=