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

# broadcast_tx

> Returns with the response from CheckTx.

### Parameters

<ParamField query="chainId" type="string" default="osmosis" required>
  Unique identifier for a blockchain network.
</ParamField>

<ParamField body="id" type="number" default={1} required>
  Request identifier used to match responses.
</ParamField>

<ParamField body="jsonrpc" type="string" default="2.0" required>
  JSON-RPC version.
</ParamField>

<ParamField body="method" type="string" default="broadcast_tx" required>
  JSON-RPC method name.
</ParamField>

<ParamField body="params" type="object" default={[{}]} placeholder="[{}]">
  Positional parameters for <code>broadcast\_tx</code>:

  <ul>
    <li><code>params\[]</code>: Type: object.</li>
  </ul>
</ParamField>

### Returns

<ResponseField name="result" type="object">
  The JSON-RPC result.

  <Expandable title="properties">
    <ResponseField name="code" type="integer">
      Status code returned by CheckTx (0 = success, non-zero = error)
    </ResponseField>

    <ResponseField name="data" type="string">
      Arbitrary binary data returned by the application
    </ResponseField>

    <ResponseField name="log" type="string">
      Human-readable log message, often from application layer
    </ResponseField>

    <ResponseField name="codespace" type="string">
      Namespace for the code (useful for modules returning the error)
    </ResponseField>

    <ResponseField name="hash" type="string">
      Hash of the transaction (typically in hex format)
    </ResponseField>

    <ResponseField name="error" type="string">
      Error message if any error occurred (alternative to code/log)
    </ResponseField>
  </Expandable>
</ResponseField>

<RequestExample>
  ```bash Curl theme={null}
  curl --request POST \
    --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=osmosis \
    --header 'content-type: application/json' \
    --data '{
      "id": 1,
      "jsonrpc": "2.0",
      "method": "broadcast_tx",
      "params": [
        {}
      ]
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json Success theme={null}
  {
    "jsonrpc": "2.0",
    "id": 1,
    "result": {}
  }
  ```
</ResponseExample>