To update the external ID for an incident, use the following API specification.
The endpoint is https:// amr.oracle.com/api/tes/incidents/<incidentId> (PUT).
The body of the specification is a JSON object as follows:
```json { "externalId": 1234567890 } ```
The sample response is as follows:
```json { "actionResponse": "success", "action": "update", "message": "External ID 1234567890 updated to the incident 2965666", "status": 200 }