---
schema_version: "1"
id: a76bd9d357000556a01a2655f6211d0a808a352783728a7f42fd64f1702dc7cd
title: Layout
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/marketing-cloud/guides/mc-apis/layout.md
canonical_url: https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/layout.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: 64408819b32ea98e034a76b5d05b1f6309a4144e0cf8e9ca8f9b636e97d81391
products:
  - Marketing Cloud Engagement APIs and Programmatic Languages
  - Marketing Cloud
---
# Layout

Defines a layout.

| Name                | Data Type                                      | Description                                                                                                                               |
| ------------------- | ---------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------- |
| `Client`            | [ClientID](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/clientid.md) object                 | Specifies the account ownership and context of an object.                                                                                 |
| `CorrelationID`     | String                                         | Identifies correlation of objects across several requests.                                                                                |
| `CreatedDate`       | DateTime                                       | The date and time when the object was created.                                                                                            |
| `CustomerKey`       | String                                         | User-supplied unique identifier for an object within an object type. This property corresponds to the external key assigned to an object. |
| `ID`                | Int                                            | Read-only identifier for an object. Some objects use the ObjectID property as a unique ID.                                                |
| `LayoutName`        | String                                         | Not used.                                                                                                                                 |
| `ModifiedDate`      | DateTime                                       | The date and time when the object was last modified.                                                                                      |
| `ObjectID`          | String                                         | System-controlled, read-only text string identifier for object.                                                                           |
| `ObjectState`       | String                                         | Not used.                                                                                                                                 |
| `Owner`             | [Owner](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/owner.md) object                       | Describes account ownership of subscriber in an on-your-behalf account.                                                                   |
| `PartnerKey`        | String                                         | Unique identifier provided by partner for an object. This property is accessible only via API.                                            |
| `PartnerProperties` | Array of [APIProperty](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/apiproperty.md) objects | A collection of metadata supplied by the client and stored by the system. These properties are accessible only via API.                   |