// This file is autogenerated, DO NOT EDIT
// Use `node scripts/generate-docs-examples.js` to generate the docs examples

[source, js]
----
const response = await client.updateByQuery({
  index: "logs-generic-default",
  query: {
    match: {
      "event.sequence": "97",
    },
  },
  script: {
    source: "ctx._source.event.original = params.new_event",
    lang: "painless",
    params: {
      new_event: "FOOBAR",
    },
  },
});
console.log(response);
----