---
schema_version: "1"
id: f1c72e2e1d1b2f25965c8aec650c67b6f19620f33fea0ab46f9cb6259dd27cc6
title: Enable JSONAttribute V2 Schema
collection: developer
version: current
locale: en-us
portal_url: https://docs.salesforce.com/developer/current/en-us/industries/cme/guides/enable-json-attributev2-schema.md
canonical_url: https://developer.salesforce.com/docs/industries/cme/guide/enable-json-attributev2-schema.html
source_site: developer.salesforce.com
content_type: documentation
content_hash: e90f5407ffaff11757381bbd1b05d5dd475644b0d86177163e00537aba184624
products:
  - Communications, Media, Energy and Utilities APIs (Managed Package)
  - Industries Developer Documentation
---
# Enable JSONAttribute V2 Schema

You need to enable JSONAttribute V2 Schema. For more information, see [JSONAttribute v2 Schema Upgrade Considerations](https://help.salesforce.com/s/articleView?id=ind.comms_jsonattribute_v2_schema_upgrade_considerations.htm&language=en_US&type=5).