public HttpResponseMessage GetPagesWithoutAuthor()
        {
            try
            {
                var permissionsList = _userAdminService.GetPagesWithoutAuthor();

                return(Request.CreateResponse(HttpStatusCode.OK, permissionsList));
            }
            catch (Exception ex)
            {
                return(Request.CreateErrorResponse(HttpStatusCode.BadGateway, ex));
            }
        }