---
schema_version: "1"
id: 9028b87e2d481c201ae7369c47964e9984e536dab2c0eaae12ce6ad927754d11
title: Attributes
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/mktg/264-0-0/mc_as_attributes.md
canonical_url: https://help.salesforce.com/s/articleView?id=mktg.mc_as_attributes.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 8c6382c55dfd9b18c7590bae47f1f75d5b83659adf00113bd1cfbfd8a09e5239
description: The attributes tracking extract output file contains the attributes associated with subscribers in an account.
products:
  - Marketing
  - Marketing Cloud Engagement
release: "264"
---
# Attributes

The attributes tracking extract output file contains the attributes associated with subscribers in an account.

This extract only outputs data for subscribers who received one of these events over the specified time:

- Bounce
- Click
- FTAF
- Open
- Send
- Survey
- Unsubscribe

For Enterprise and Enterprise 2.0 accounts, not all attributes specified in the Attributes extract property exist in a child account. In this case, the attribute value is left blank in the file.

## Output Types

- CVS
- TAB

## Columns

This file can include more columns depending on the attribute set specified in the Attributes extract property.

Attributes     
| Name | Description | Possible Values | Data Type | Character Length |
| --- | --- | --- | --- | --- |
| ClientID | The system account identifier associated with attribute set | \-2^63 (-9,223,372,036,854,775,808) to 2^63-1 (9,223,372,036,854,775,807) | Numeric | Maximum length - big integer |
| SubscriberKey | Customer-specified subscriber unique identifier associated with attribute set. By default, the value is the same as EmailAddress. |   | String | 254 |
| EmailAddress | Subscriber email address identifier associated with attribute set |   | String | 254 |
| SubscriberID | System-generated subscriber unique identifier associated with attribute set. SubscriberID relates to the Subscribers file SubscriberID column. |   | Numeric | Maximum length - big integer |