# eth\_getBlockTransactionCountByHash

**Parameters**

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

  ```javascript
  params: [ 
      '0x8243343df08b9751f5ca0c5f8c9c0460d8a9b6351066fae0acbd4d3e776de8bb' 
  ]
  ```

**Returns**

* `QUANTITY` - integer of the number of transactions in this block.

#### Request example

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

```bash
curl https://ethereum.api.watchdata.io/node/jsonrpc \
-X POST \
-H "Content-Type: application/json" \
-d '{"jsonrpc":"2.0","method":"eth_getBlockTransactionCountByHash","params":["0x8243343df08b9751f5ca0c5f8c9c0460d8a9b6351066fae0acbd4d3e776de8bb"],"id":0}'
```

{% endtab %}

{% tab title="Postman" %}

```json
URL: https://ethereum.api.watchdata.io/node/jsonrpc?api_key=your_api_key
Body: 
{
    "jsonrpc":"2.0",
    "method":"eth_getBlockTransactionCountByHash",
    "params":["0x8243343df08b9751f5ca0c5f8c9c0460d8a9b6351066fae0acbd4d3e776de8bb"],
    "id":0
}
```

{% endtab %}
{% endtabs %}

**Result**

```javascript
{
  "jsonrpc": "2.0",
  "id": 0,
  "result": "0xb0"
}
```