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 action2RHYTESCMRV6Q73J39ziPiiFuL3IdUyaRwXYJ6hZAqhwPWq2TH8jfA2LyjSK/i+SuV29okw2hBrwchDpo4XC1AeDfOi/FNMmg8GAUWlTA8xxLgcJ