{
  "title": "Extract to interface",
  "kind": "refactor.extract.interface",
  "edit": {
    "documentChanges": [
      {
        "textDocument": {
          "uri": "file:///a/file.ts",
          "version": 1
        },
        "edits": [
          {
            "range": {
              "start": {
                "line": 0,
                "character": 0
              },
              "end": {
                "line": 0,
                "character": 0
              }
            },
            "newText": "interface NewType {\n  a?: number;\n  b?: string;\n}\n\n"
          },
          {
            "range": {
              "start": {
                "line": 0,
                "character": 7
              },
              "end": {
                "line": 0,
                "character": 33
              }
            },
            "newText": "NewType"
          }
        ]
      }
    ]
  },
  "isPreferred": true,
  "data": {
    "specifier": "file:///a/file.ts",
    "range": {
      "start": {
        "line": 0,
        "character": 7
      },
      "end": {
        "line": 0,
        "character": 33
      }
    },
    "refactorName": "Extract type",
    "actionName": "Extract to interface"
  }
}