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 action17R0GWBHA77QJX2Gmg0GyUEU/tbBCrhe9xBK/IUfx6ZbnoPr9HCE4W7QgUNpwbgvg0s4DI/69BaQzoq55GU326L+Doc=