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 actionM0GDNFE303XBFF4MSukNRDihqRbk8UwoEUFd2+0qNJ8sGNLcGZnh2UR/+xlJ+IfopMxK8i3G7BB/tQdgF/y2+E7CYxe7uj74UbYXAmyR9Sv0XoYhrd0aus2KCwk=