# eth\_getUncleCountByBlockHash (BSC)

**Parameters**

* `DATA`, 32 Bytes - hash of a block.

```javascript
params: [
 '0x18b8e20d83a9c9636c6e9828157b1d684934e3e4c540531831460f9c8be60b9f'
]
```

**Returns**

`QUANTITY` - integer of the number of uncles in this block.

**Request example**

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

```bash
curl https://bsc.api.watchdata.io/node/jsonrpc?api_key=your_api_key
-X POST \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"eth_getUncleCountByBlockHash","params":["0x18b8e20d83a9c9636c6e9828157b1d684934e3e4c540531831460f9c8be60b9f"],"id":0}'
```

{% endtab %}

{% tab title="Postman" %}

```http
URL: https://bsc.api.watchdata.io/node/jsonrpc?api_key=your_api_key
RequestType: POST
Body: 
{
    "jsonrpc":"2.0",
    "method":"eth_getUncleCountByBlockHash",
    "params":["0x18b8e20d83a9c9636c6e9828157b1d684934e3e4c540531831460f9c8be60b9f"],
    "id":0
}
```

{% endtab %}
{% endtabs %}

**Result**

```javascript
{
    "jsonrpc": "2.0",
    "id": 0,
    "result": "0x0"
}
```