# eth\_getLogs - Somnia

This method returns an array of all logs matching a given filter object on the Somnia network. This is essential for tracking events emitted by smart contracts, monitoring DeFi activities, and building event-driven applications.

## Parameters

| Parameter    | Type   | Required | Description        |
| ------------ | ------ | -------- | ------------------ |
| filterObject | object | Yes      | The filter options |

### Filter Object

| Field     | Type         | Required | Description                                  |
| --------- | ------------ | -------- | -------------------------------------------- |
| fromBlock | string       | No       | Starting block (hex or "latest", "earliest") |
| toBlock   | string       | No       | Ending block (hex or "latest", "earliest")   |
| address   | string/array | No       | Contract address(es) to filter               |
| topics    | array        | No       | Array of topic filters                       |
| blockHash | string       | No       | Restrict to single block by hash             |

## Request Example

{% tabs %}
{% tab title="cURL" %}
{% code overflow="wrap" %}

```bash
curl --location --request POST 'https://go.getblock.io/<ACCESS-TOKEN>/' \
--header 'Content-Type: application/json' \
--data-raw '{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "method": "eth_getLogs",
  "params": [
    {
      "fromBlock": "0x1",
      "toBlock": "latest",
      "address": "0xContractAddress",
      "topics": ["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"]
    }
  ]
}'
```

{% endcode %}
{% endtab %}

{% tab title="Axios" %}
{% code overflow="wrap" %}

```javascript
import axios from 'axios';

const data = JSON.stringify({
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "method": "eth_getLogs",
  "params": [
    {
      "fromBlock": "0x1",
      "toBlock": "latest",
      "address": "0xContractAddress",
      "topics": ["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"]
    }
  ]
});

const config = {
    method: 'post',
    url: 'https://go.getblock.io/<ACCESS-TOKEN>/',
    headers: {
        'Content-Type': 'application/json'
    },
    data: data
};

axios(config)
    .then(response => console.log(JSON.stringify(response.data)))
    .catch(error => console.log(error));
```

{% endcode %}
{% endtab %}

{% tab title="Request" %}
{% code overflow="wrap" %}

```python
import requests
import json

url = "https://go.getblock.io/<ACCESS-TOKEN>/"

payload = json.dumps({
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "method": "eth_getLogs",
  "params": [
    {
      "fromBlock": "0x1",
      "toBlock": "latest",
      "address": "0xContractAddress",
      "topics": ["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"]
    }
  ]
})

headers = {
    'Content-Type': 'application/json'
}

response = requests.post(url, headers=headers, data=payload)
print(response.text)
```

{% endcode %}
{% endtab %}

{% tab title="Rust" %}
{% code overflow="wrap" %}

```rust
use reqwest::header;

#[tokio::main]
async fn main() -> Result<(), Box<dyn std::error::Error>> {
    let client = reqwest::Client::new();
    
    let response = client
        .post("https://go.getblock.io/<ACCESS-TOKEN>/")
        .header(header::CONTENT_TYPE, "application/json")
        .body(r#"{
            "jsonrpc": "2.0",
            "id": "getblock.io",
            "method": "eth_getLogs",
            "params": [
              {
                "fromBlock": "0x1",
                "toBlock": "latest",
                "address": "0xContractAddress",
                "topics": ["0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"]
              }
            ]
          }"#)
        .send()
        .await?;
    
    println!("{}", response.text().await?);
    Ok(())
}
```

{% endcode %}
{% endtab %}
{% endtabs %}

## Response Example

{% code title="Response (JSON)" overflow="wrap" %}

```json
{
  "jsonrpc": "2.0",
  "id": "getblock.io",
  "result": [
    {
      "address": "0xContractAddress",
      "topics": [
        "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef",
        "0x000000000000000000000000742d35cc6634c0532925a3b844bc9e7595f8bb45",
        "0x0000000000000000000000008626f6940e2eb28930efb4cef49b2d1f2c9c1199"
      ],
      "data": "0x0000000000000000000000000000000000000000000000000de0b6b3a7640000",
      "blockNumber": "0x1a2b3c",
      "transactionHash": "0x88df016429689c079f3b2f6ad39fa052532c56795b733da78a91ebe6a713944b",
      "transactionIndex": "0x0",
      "blockHash": "0x4e3a3754410177e6937ef1f84bba68ea139e8d1a2258c5f85db9f1cd715a1bdd",
      "logIndex": "0x0",
      "removed": false
    }
  ]
}
```

{% endcode %}

## Response Parameters

| Parameter       | Type    | Description                          |
| --------------- | ------- | ------------------------------------ |
| address         | string  | Contract that emitted the log        |
| topics          | array   | Indexed event parameters             |
| data            | string  | Non-indexed event data               |
| blockNumber     | string  | Block containing the log             |
| transactionHash | string  | Transaction that created the log     |
| logIndex        | string  | Log position in block                |
| removed         | boolean | True if log was removed due to reorg |

## Use Cases

* Track ERC-20 token transfers
* Monitor NFT mints and transfers
* Index DeFi protocol events
* Build event-driven applications
* Create analytics dashboards

## Error Handling

| Error Code | Description                             |
| ---------- | --------------------------------------- |
| -32602     | Invalid params - malformed filter       |
| -32603     | Internal error - node processing issues |
| -32005     | Query returned too many results         |

## SDK Integration

{% tabs %}
{% tab title="Ethers.js" %}
{% code title="Ethers.js" %}

```javascript
const { ethers } = require('ethers');

const provider = new ethers.JsonRpcProvider('https://go.getblock.io/<ACCESS-TOKEN>/');

const logs = await provider.getLogs({
  fromBlock: 0,
  toBlock: 'latest',
  address: '0xContractAddress',
  topics: ['0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef']
});
console.log(logs);
```

{% endcode %}
{% endtab %}

{% tab title="Viem" %}
{% code title="Viem" %}

```javascript
import { createPublicClient, http } from 'viem';
import { somnia } from 'viem/chains';

const client = createPublicClient({
  chain: somnia,
  transport: http('https://go.getblock.io/<ACCESS-TOKEN>/')
});

const logs = await client.getLogs({
  address: '0xContractAddress',
  event: {
    name: 'Transfer',
    inputs: [
      { type: 'address', indexed: true, name: 'from' },
      { type: 'address', indexed: true, name: 'to' },
      { type: 'uint256', indexed: false, name: 'value' }
    ]
  },
  fromBlock: 0n,
  toBlock: 'latest'
});
console.log(logs);
```

{% endcode %}
{% endtab %}
{% endtabs %}


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.getblock.io/api-reference/somnia/eth_getlogs-somnia.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.