---
title: "Changes to Register a custom measure field mapping"
method: POST
path: "/v3/ControlPlane/ConversationInsights/CustomFieldMappings"
---

# Changes to Register a custom measure field mapping

`POST /v3/ControlPlane/ConversationInsights/CustomFieldMappings`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 2 of 8 revisions.

- **2026-10-12** (v3) `68c9e65dfd52`: 5 breaking, 7 info
- **2026-09-28** (v3) `f4ccc4d16905`: 1 info

## Changes

- **2026-10-12** (v3) `68c9e65dfd52`: 5 breaking, 7 info
  - added the new required request property `entityMetadata/sourceType`
  - removed `#/components/schemas/IntelligenceOperatorEntityMetadata` from the `entityMetadata` request property `oneOf` list
  - the `entityMetadata` request property type changed from no type to `object`
  - the `entityMetadata` response's property type changed from no type to `object` for status `201`
  - removed the success response with the status `200`
  - added the new optional request property `entityMetadata/intelligenceOperator`
  - removed discriminator from `entityMetadata` request property
  - added the non-success response with the status `503`
  - added the optional property `entityMetadata/intelligenceOperator` to the response with the `201` status
  - removed discriminator from `entityMetadata` response property for the response status `201`
  - removed `#/components/schemas/IntelligenceOperatorEntityMetadata` from the `entityMetadata` response property `oneOf` list for the response status `201`
  - added the required property `entityMetadata/sourceType` to the response with the `201` status
- **2026-09-28** (v3) `f4ccc4d16905`: 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/twilio/apis/insights-v3/docs/v3/ControlPlane/ConversationInsights/CustomFieldMappings/post.md) - [API](https://skmtc.dev/twilio/apis/insights-v3.md) - [Page](https://skmtc.dev/twilio/apis/insights-v3/changes/v3/ControlPlane/ConversationInsights/CustomFieldMappings/post)