# Cancel a queued message

Withdraws a message that has not gone out yet. Only while it is still queued — once a sender holds it we cannot know whether it has already left, and that comes back as a not-found rather than a cheerful yes.

Access class: `workspace`.

## Endpoint

`POST /v1/comms/messages/{id}/cancel`

## Parameters

| Name | In | Type | Required |
| --- | --- | --- | --- |
| id | path | string | Yes |

## Request body

Content type: `application/json`.

```json
{
  "body": {},
  "params": {
    ":id": "string"
  },
  "query": {}
}
```

## Responses

### 201

the action's answer

Content type: `application/json`.

```json
{
  "status": "string"
}
```

### default

a refusal: `{"error": "<what a person needs to read>"}`. 401 no credential, 402 the plan does not include this, 403 the seat does not, 404 the thing does not exist or is not yours to see.

Content type: `application/json`.

```json
{
  "error": "string"
}
```