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 action31TDNVZWVAZ7X5TRZChuYpmYqG0pkDiLygqJ8xiT8Cp4OEDY/MjNJ+Bmtc9xjNPBD5YuO0lasdIq+aYYh4P1VhA7anc=