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# May 22, 2026

## API updates

This section lists operations and fields that were added, changed, or removed.

The following API updates are available as of [Zuora Release 2026.Q2.0.2](https://docs.zuora.com/en/release-notes/latest-release).

* [RSA Signatures](https://developer.zuora.com/v1-api-reference/api/rsa-signatures) - In the request body of the "Generate an RSA signature" operation, removed all unsupported fields and kept only the following supported fields:
  * `accountId`
  * `authorizationAmount`
  * `method`
  * `pageId`
  * `uri`

* [Custom Object Definitions](https://developer.zuora.com/v1-api-reference/api/custom-object-definitions) - Made the following updates to the "Update a custom object definition" operation for the support of request asynchronous processing:
  * Updated the operation description.
  * In the response body, added the `jobId` field.

* [Metadata](https://developer.zuora.com/v1-api-reference/api/Metadata/) - Added the following operations:
  * Retrieve metadata object schema
  * List available metadata objects

* [Settings](https://developer.zuora.com/v1-api-reference/api/settings) - Added the `defaultTemplate` field to the POST method request body of the `AllSummaryStatementTemplates` setting.

  See [200 response sample in JSON format](https://developer.zuora.com/settings-api/ListAllSettingsResponseSample.json).

## Doc updates

This section lists the documentation updates that were made in this version of the API Reference.

* Renamed the "Metadata" section in Deployment Manager to "Metadata Deployment" for better consistency.

* In the request body of each of the following operations, corrected the `On-Account Receivable` enum value to `OnAccountReceivable` for the `type` field:
  * Create an accounting code
  * Update an accounting code

* In the response body of the "Retrieve an accounting code" operation, corrected the `On-Account Receivable` enum value to `OnAccountReceivable` for the `type` field.

* In the response body of the "List all accounting codes" operation, corrected the `On-Account Receivable` enum value to `OnAccountReceivable` for the `accountingCodes` > `type` field.

* Updated the description of the "List all settings" operation to add the "Invoice Group" section.