---
title: "Create subscription for watch"
method: POST
path: "/api/mastr-monitor/watches/:watchId/subscribe"
tags: ["MaStR Monitor"]
---

# Create subscription for watch

`POST /api/mastr-monitor/watches/:watchId/subscribe`

## Request

- Base URL: `https://api.cernion.de`
- URL: `https://api.cernion.de/api/mastr-monitor/watches/:watchId/subscribe`
- Auth: none declared

## Query parameters

- `token` string

## Request body

- object
  - `watchId` string, nullable, required
  - `email` string, email, required
  - `onlyOnChanges` boolean
  - `language` 'de' | 'en'
  - `token` string: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.

## Response `200`

Successful response

- object

---

[API](https://skmtc.dev/cernion/apis/cernion-energy-tools-api.md) · [All operations](https://skmtc.dev/cernion/apis/cernion-energy-tools-api/llms.txt) · [OpenAPI document](https://skmtc.dev/cernion/apis/cernion-energy-tools-api/revisions/cdb94473b538?raw)