// 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.transform.previewTransform({
  source: {
    index: "kibana_sample_data_ecommerce",
  },
  pivot: {
    group_by: {
      customer_id: {
        terms: {
          field: "customer_id",
          missing_bucket: true,
        },
      },
    },
    aggregations: {
      max_price: {
        max: {
          field: "taxful_total_price",
        },
      },
    },
  },
});
console.log(response);
----