descriptor.js

console.time("documentID");
_spaces.ps.descriptor.get({
  "_multiGetRef": [
    {
      "_propertyList": [
        "documentID"
      ]
    },
    {
      "_range": "document",
      "_index": 1,
      "_count": -1
    },
    {
      "_ref": "application",
      "_enum": "ordinal",
      "_value": "targetEnum"
    }
  ]
}, {}, function(){
    console.timeEnd("documentID");
});

console.time("viewTransform");
_spaces.ps.descriptor.get({
  "_multiGetRef": [
    {
      "_propertyList": [
        "viewTransform",
        "zoom"
      ]
    },
    {
      "_ref": "document",
      "_id": _getCurrentDocument().id
    }
  ]
}, {}, function(){
    console.timeEnd("viewTransform");
});