## Add Watchlist Item

`v1.watchlist.add_watchlist_item(strwatchlist_id, WatchlistAddWatchlistItemParams**kwargs)  -> WatchlistAddWatchlistItemResponse`

**post** `/v1/watchlists/{watchlist_id}/items`

Add an instrument to a watchlist

### Parameters

- `watchlist_id: str`

- `instrument_id: InstrumentIDOrSymbol`

  OEMS instrument UUID

### Returns

- `class WatchlistAddWatchlistItemResponse: …`

  - `data: AddWatchlistItemData`

    Response data for adding a watchlist item

    - `item_id: str`

      ID of the created item

### Example

```python
from clear_street import ClearStreet

client = ClearStreet(
    api_key="My API Key",
)
response = client.v1.watchlist.add_watchlist_item(
    watchlist_id="550e8400-e29b-41d4-a716-446655440000",
    instrument_id="182bd5e5-6e1a-4fe4-a799-aa6d9a6ab26e",
)
print(response)
```

#### Response

```json
{
  "data": {
    "item_id": "770e8400-e29b-41d4-a716-446655440002"
  },
  "error": null,
  "metadata": {
    "request_id": "b2c3d4e5-f6a7-8901-2345-678901bcdefg"
  }
}
```