---
title: "Replace traffic modifier"
method: PUT
path: "/forecaster/modifiers/traffic/{trafficModifierId}"
tags: ["Traffic Modifiers"]
---

# Replace traffic modifier

`PUT /forecaster/modifiers/traffic/{trafficModifierId}`

Replace the existing Forecast Traffic Modifier with the one received from this request.

## Request body

- union
  - 0 — unresolved $ref
  - 1 — unresolved $ref
  - 2 — unresolved $ref

## Response `200`

Normal response, containing the updated JSON object with the traffic modifier, if it existed before.

- union
  - 0 — unresolved $ref
  - 1 — unresolved $ref
  - 2 — unresolved $ref

## Other responses

- `400` — The entity in the body is invalid.
- `404` — The entity doesn't exist.

---

[API](https://skmtc.dev/kevel/apis/engine-apis.md) · [All operations](https://skmtc.dev/kevel/apis/engine-apis/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/kevel/engine-apis/revisions/0ca55f45aa7d/schema)