{"title": "hello world",
 "kind": "quickfix",
 "edit":
 {"documentChanges":
  [{"textDocument": {"version": 1, "uri": "file:///codeaction.lean"},
    "edits":
    [{"range":
      {"start": {"line": 30, "character": 4},
       "end": {"line": 30, "character": 4}},
      "newText": "hello!!!"}]}]}}
{"title": "a long-running action",
 "kind": "refactor",
 "data":
 {"providerResultIndex": 1,
  "providerName": "helloProvider",
  "params":
  {"textDocument": {"uri": "file:///codeaction.lean"},
   "range":
   {"start": {"line": 30, "character": 4}, "end": {"line": 30, "character": 4}},
   "context": {"diagnostics": []}}}}