[
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    "name": "foo",
    "addr": "/foo/",
    "kind": "v",
    "type": "number",
    "lineno": 1,
    "origin": {
      "!span": "4[0:4]-7[0:7]",
      "!type": "number",
      "!data": {
        "isConstructor": false,
        "type": "Number.prototype"
      }
    },
    "tagfile": "__DIR__/global_this.js"
  }
]