Update custom object references through REST API v2.13 The v2.13 REST API introduces support for creating, updating, and reading custom object instances. But, the documentation does not say anything about updating references – either on those instances themselves, or references to custom objects as custom attributes on people.Without the ability to associate custom objects with contacts or conversations, the API doesn’t seem very useful.I’ve tried to pass contact IDs and external IDs, and objects with an “id” key with no success, both as arrays and as simple attributes. Based on how the contacts/{id}/companies endpoint works, I’d probably expect the following to work:POST /custom_object_instancesContent-Type: application/json{"external_id": "123", "custom_attributes": {"Owner":{"id":"6602eae0ca854b5e2a01f503"}}And if the attribute support multiple people, it should support an array. Supporting objects, instead of just the ID, would allow you to support
