{
 "signatures": [], "signed": {
    "_type": "link", "name": "test", "command": [],
    "byproducts": {},"products": {}, "materials": {},
    "environment": {
      "a": "WTF",
      "b": true,
      "c": false,
      "d": null,
      "e": 1,
      "f": "\u001b\uFFFFF\\n\""
    }
  }
}