| Field | Type | Required | Description |
|---|---|---|---|
expectedRevision | String! | Yes | The revision you read. A changed record is a conflict; a missing record is not_found. Title, source, type and metadata are replaced, and the response includes the new revision. |
title | String! | Yes | |
source | String | No | Defaults to an empty string. |
type | String | No | Defaults to an empty string. |
metadata | JSONObject | No |