> ## Documentation Index
> Fetch the complete documentation index at: https://orderly.network/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# 24h ticker by builder

> Subscribe to 24-hour ticker data for a single symbol filtered by builder ID via WebSocket.

Push interval: 1s

```json theme={null}
{
  "id": "clientID4",
  "topic": "woofi_pro$PERP_NEAR_USDC@ticker",
  "event": "subscribe"
}
```

**Parameters**

| Name  | Type   | Required | Description                   |
| ----- | ------ | -------- | ----------------------------- |
| id    | string | Y        | id generate by client         |
| event | string | Y        | `subscribe`/`unsubscribe`     |
| topic | string | Y        | `{broker_id}${symbol}@ticker` |

<RequestExample>
  ```json Response theme={null}
  {
    "id": "clientID4",
    "event": "subscribe",
    "success": true,
    "ts": 1609924478533
  }
  ```
</RequestExample>

<ResponseExample>
  ```json Subscribed Message theme={null}
  {
    "topic": "woofi_pro$PERP_NEAR_USDC@ticker",
    "ts": 1614152270000,
    "data": {
      "symbol": "PERP_NEAR_USDC",
      "open": 0.16112,
      "close": 0.32206,
      "high": 0.33,
      "low": 0.14251,
      "volume": 89040821.98,
      "amount": 22493062.21,
      "count": 15442
    }
  }
  ```
</ResponseExample>