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 action4EDDPJ491HAVB2WEbz44eCBUzqZvri9X5hPXAIfp+Yuh3yAwOnM6Hq1JcbuBwPCsrhbffJR8c4T/bQkVG5KYtUHVCyuNIHKFGq7C/jWcSWl66PcY