> ## 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.

# logsSubscribe

> Subscribe to transaction logging.

### Parameters

<ParamField query="chainId" type="string" default="solana-devnet" 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="logsSubscribe" required>
  JSON-RPC method name.
</ParamField>

<ParamField body="params" type="object" default={[{"mentions":["11111111111111111111111111111111"]},{"commitment":"finalized"}]} placeholder="[{&#x22;mentions&#x22;:[&#x22;11111111111111111111111111111111&#x22;]},{&#x22;commitment&#x22;:&#x22;finalized&#x22;}]" required>
  Parameters for method logsSubscribe: \[filter, config]

  Positional parameters for <code>logsSubscribe</code>:

  <ul>
    <li><code>params\[0]</code>: Filter criteria for log subscription: "all" subscribes to all transactions except vote transactions; "allWithVotes" includes vote transactions.</li>
    <li><code>params\[1]</code>: Optional configuration object.</li>
  </ul>
</ParamField>

### Returns

<ResponseField name="result" type="integer">
  Subscription ID returned for the logs subscription (used for unsubscribing). Example: <code>12345</code>.
</ResponseField>

<RequestExample>
  ```bash Curl theme={null}
  curl --request POST \
    --url https://api.uniblock.dev/uni/v1/json-rpc?chainId=solana-devnet \
    --header 'content-type: application/json' \
    --data '{
      "id": 1,
      "jsonrpc": "2.0",
      "method": "logsSubscribe",
      "params": [
        {
          "mentions": [
            "11111111111111111111111111111111"
          ]
        },
        {
          "commitment": "finalized"
        }
      ]
    }'
  ```
</RequestExample>

<ResponseExample>
  ```json Success theme={null}
  {
    "jsonrpc": "2.0",
    "id": 1,
    "result": 12345
  }
  ```
</ResponseExample>