# MailMarkRead

### Summary

* Marks a message as read.

### Graph Endpoint

* `PATCH /me/messages/{id}`

### Parameters

#### Required

* `id: string` — The message ID.

### Usage (app.businessFunction)

#### Minimal

```js
app.businessFunction({
  functionName: 'MicrosoftGraph',
  methodName: 'Mail',
  operation: 'MarkRead',
  parameters: { id: 'AAMkAGI2N...' }
})
```

### Response

```json
{ "ok": true, "id": "AAMkAGI2N..." }
```
