// 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.indices.create({
  index: "idx_keep",
  settings: {
    index: {
      mapping: {
        source: {
          mode: "synthetic",
        },
      },
    },
  },
  mappings: {
    properties: {
      path: {
        type: "object",
        synthetic_source_keep: "all",
      },
      ids: {
        type: "integer",
        synthetic_source_keep: "arrays",
      },
    },
  },
});
console.log(response);
----