> For the complete documentation index, see [llms.txt](https://api.vietqr.vn/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api.vietqr.vn/vi/cac-dich-vu-api-khac/api-host-to-device-mqtts/mqtt-nhan-bien-dong-so-du.md).

# MQTT Nhận Biến Động Số Dư

### <mark style="color:green;">`MQTT`</mark> Transaction Alerts <a href="#get-token" id="get-token"></a>

```
mqtt://<vietqr-port>/vietqr/bdsd/{terminalCode}
```

**Message**

<table><thead><tr><th width="207">Param</th><th width="131">Type</th><th>Description</th></tr></thead><tbody><tr><td><code>bankAccount</code></td><td>String</td><td>Số tài khoản nhận tiền</td></tr><tr><td><code>amount</code></td><td>Long</td><td>Số tiền nhận</td></tr><tr><td><code>transType</code></td><td>String</td><td>Loại giao dịch</td></tr><tr><td><code>referenceNumber</code></td><td>String</td><td>Mã tham chiếu</td></tr><tr><td><code>orderId</code></td><td>String</td><td>Mã đơn hàng</td></tr><tr><td><code>content</code></td><td>String</td><td>Nội dung chuyển tiền</td></tr><tr><td><code>status</code></td><td>String</td><td>Trạng thái chuyển tiền</td></tr><tr><td><code>timePaid</code></td><td>String</td><td>Thời gian thanh toán</td></tr></tbody></table>

### Code mẫu

{% tabs %}
{% tab title="Message" %}

```
{
  "bankAccount": "9876543210",
  "amount": 25000.0,
  "timePaid": "01/09/2024 14:30:00",
  "transType": "C",
  "referenceNumber": "TXN876543210123",
  "content": "SampleTransaction Payment",
  "status": 1
}
```

{% endtab %}
{% endtabs %}

***


---

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