{
   "success" : "true",
   "result" : {
      "args" : {
         "code" : "oid"
      },
      "data" : [
         {
            "base_code" : "oid",
            "value" : "^d+$",
            "facet_id" : 4,
            "anno" : null,
            "code" : "oid"
         }
      ]
   }
}