---
schema_version: "1"
id: 76f2376778e4d28046f5d835dc7dec613fe02fb53856c756b231a673f48068bf
title: Configure the Identity System for the Event API
collection: admin
version: current
locale: en-us
portal_url: https://docs.salesforce.com/admin/current/en-us/mktg/264-0-0/mc_pers_identity_event_api_configure.md
canonical_url: https://help.salesforce.com/s/articleView?id=mktg.mc_pers_identity_event_api_configure.htm&release=264.0.0&type=5
source_site: help.salesforce.com
content_type: documentation
content_hash: 12e58fa56c5ee9d0749aecad38b035c4d23e28105209050373c05b588be120d6
description: Set up the identity system for the Event API.
products:
  - Marketing
  - Salesforce Personalization
release: "264"
---
# Configure the Identity System for the Event API

Set up the identity system for the Event API.

### Required Editions

<table class="slds-table slds-table_bordered slds-max-medium-table_stacked slds-m-bottom_small permission">
        <colgroup>
          <col style="width:50%">
          <col style="width:50%">
        </colgroup>
        <thead class="slds-text-title_caps ">
          <tr class="">
            <th scope="colgroup" class="slds-cell-wrap" colspan="2" style="text-align:center;vertical-align:top;" id="d93639e38">Permissions
              Needed</th>
          </tr>
        </thead>
        <tbody>
          <tr class="">
            <td data-label="Permissions Needed" class="slds-cell-wrap" style="vertical-align:top;" headers="d93639e38 ">To configure the identity system:</td>

            <td class="slds-cell-wrap" style="vertical-align:top;" headers="d93639e38 ">A role with Administrator permissions</td>

          </tr>
        </tbody>
      </table>

Before you start, make sure your API request includes “Server” as the channel parameter nested beneath the source parameter.

![Note](https://sf-zdocs-cdn-prod.zoominsoftware.com/tdta-mktg-mc_personalization-264-0-0-production-enus/16bf1f60-f44c-4260-a56e-f052cfe515a3/images/icon_note.png)

Note The channel parameter is case-sensitive.

1. To send identity types as user attributes:
    1. Don’t include the user ID parameter in your API request.
    2. Include identity types as user attributes.
2. To select an identity type and send it as the user ID parameter, and send other identity types as user attributes:
    1. From the main navigation, select **Settings** | **General Setup**.
    2. Expand **Advanced Options**.
    3. From the **Select the Identity attribute to use as the Server Side events Identity** dropdown, select the identity type.
        
        ![Note](https://sf-zdocs-cdn-prod.zoominsoftware.com/tdta-mktg-mc_personalization-264-0-0-production-enus/16bf1f60-f44c-4260-a56e-f052cfe515a3/images/icon_note.png)
        
        Note If you have active campaigns, changing this setting can impact the content that appears for those campaigns.
    4. Click **Save**.
    5. Include the selected identity type as the user ID parameter in your API request.
    6. Include other identity types as user attributes.

#### See Also

- [_Developer Documentation_: Marketing Cloud Personalization Event API](https://developer.salesforce.com/docs/marketing/personalization/guide/event-api.html)