---
schema_version: "1"
id: 0802a33b4e08837d725d96dca5ec54bc6395bc1207349dd05020381c469a440e
title: APIObject
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/marketing-cloud/guides/mc-apis/apiobject_appex.md
canonical_url: https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/apiobject_appex.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: af896c0de416ccc48270af7b02675eb7ca34550e251f7f6e99fb040d5ab5e092
products:
  - Marketing Cloud Engagement APIs and Programmatic Languages
  - Marketing Cloud
---
# APIObject

The base object that other SOAP API objects inherit.

## Properties

| 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.                                                    |
| `ID`                | Int                                            | Read-only legacy identifier for an object. Not supported on all objects.                                                |
| `ModifiedDate`      | DateTime                                       | Last time object information was modified.                                                                              |
| `ObjectID`          | String                                         | System-controlled, read-only text string identifier for object.                                                         |
| `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. |