Failed reponse from GetUserEffectivePermissions

HTTP/1.1 200 OK
Cache-Control: private
Content-Type: application/json; charset=utf-8
Vary: Accept-Encoding
Server: Microsoft-IIS/8.5
X-SharePointHealthScore: 0
X-SP-SERVERSTATE: ReadOnly=0
SPClientServiceRequestDuration: 23
X-AspNet-Version: 4.0.30319
SPRequestGuid: 0d62959d-101a-3000-382e-6de24ecfb2ad
request-id: 0d62959d-101a-3000-382e-6de24ecfb2ad
Strict-Transport-Security: max-age=31536000
X-FRAME-OPTIONS: SAMEORIGIN
X-Powered-By: ASP.NET
MicrosoftSharePointTeamServices: 16.0.0.5521
X-Content-Type-Options: nosniff
X-MS-InvokeApp: 1; RequireReadOnly
P3P: CP="ALL IND DSP COR ADM CONo CUR CUSo IVAo IVDo PSA PSD TAI TELo OUR SAMo CNT COM INT NAV ONL PHY PRE PUR UNI"
Date: Mon, 01 Aug 2016 02:34:37 GMT
Content-Length: 406

[
{
"SchemaVersion":"15.0.0.0","LibraryVersion":"16.0.5521.1202","ErrorInfo":{
"ErrorMessage":"Access denied. You do not have permission to perform this action or access this resource.","ErrorValue":null,"TraceCorrelationId":"0d62959d-101a-3000-382e-6de24ecfb2ad","ErrorCode":-2147024891,"ErrorTypeName":"System.UnauthorizedAccessException"
},"TraceCorrelationId":"0d62959d-101a-3000-382e-6de24ecfb2ad"
}
]