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 action9C5BVFH6V7761GRGVF1jbXRnrnr5r8TmIxbwcZHVggyWkgxNi3XtNdSHQH+gZN1LLc1ii63Xi0SoVsaoZ/x5m9S/EAk=