jsonrpc eth_getLogs | TRON

eth_getLogs

curl --request POST \
  --url https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "eth_getLogs",
  "id": 1,
  "params": [
    {
      "fromBlock": "0x1",
      "toBlock": "0x2",
      "address": "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b",
      "topics": [
        "0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b"
      ]
    }
  ]
}
'

import requests

url = "https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc"

payload = {
    "jsonrpc": "2.0",
    "method": "eth_getLogs",
    "id": 1,
    "params": [
        {
            "fromBlock": "0x1",
            "toBlock": "0x2",
            "address": "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b",
            "topics": ["0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b"]
        }
    ]
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    jsonrpc: '2.0',
    method: 'eth_getLogs',
    id: 1,
    params: [
      {
        fromBlock: '0x1',
        toBlock: '0x2',
        address: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
        topics: ['0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b']
      }
    ]
  })
};

fetch('https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'jsonrpc' => '2.0',
    'method' => 'eth_getLogs',
    'id' => 1,
    'params' => [
        [
                'fromBlock' => '0x1',
                'toBlock' => '0x2',
                'address' => '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
                'topics' => [
                                '0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b'
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc"

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"method\": \"eth_getLogs\",\n  \"id\": 1,\n  \"params\": [\n    {\n      \"fromBlock\": \"0x1\",\n      \"toBlock\": \"0x2\",\n      \"address\": \"0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b\",\n      \"topics\": [\n        \"0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b\"\n      ]\n    }\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"method\": \"eth_getLogs\",\n  \"id\": 1,\n  \"params\": [\n    {\n      \"fromBlock\": \"0x1\",\n      \"toBlock\": \"0x2\",\n      \"address\": \"0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b\",\n      \"topics\": [\n        \"0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b\"\n      ]\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"jsonrpc\": \"2.0\",\n  \"method\": \"eth_getLogs\",\n  \"id\": 1,\n  \"params\": [\n    {\n      \"fromBlock\": \"0x1\",\n      \"toBlock\": \"0x2\",\n      \"address\": \"0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b\",\n      \"topics\": [\n        \"0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b\"\n      ]\n    }\n  ]\n}"

response = http.request(request)
puts response.read_body

{
  "jsonrpc": "<string>",
  "id": 123,
  "result": "<array>"
}

POST

95e61622bf6a8af293978377718e3b77

jsonrpc

eth_getLogs

curl --request POST \
  --url https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc \
  --header 'Content-Type: application/json' \
  --data '
{
  "jsonrpc": "2.0",
  "method": "eth_getLogs",
  "id": 1,
  "params": [
    {
      "fromBlock": "0x1",
      "toBlock": "0x2",
      "address": "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b",
      "topics": [
        "0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b"
      ]
    }
  ]
}
'

import requests

url = "https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc"

payload = {
    "jsonrpc": "2.0",
    "method": "eth_getLogs",
    "id": 1,
    "params": [
        {
            "fromBlock": "0x1",
            "toBlock": "0x2",
            "address": "0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b",
            "topics": ["0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b"]
        }
    ]
}
headers = {"Content-Type": "application/json"}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {'Content-Type': 'application/json'},
  body: JSON.stringify({
    jsonrpc: '2.0',
    method: 'eth_getLogs',
    id: 1,
    params: [
      {
        fromBlock: '0x1',
        toBlock: '0x2',
        address: '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
        topics: ['0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b']
      }
    ]
  })
};

fetch('https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'jsonrpc' => '2.0',
    'method' => 'eth_getLogs',
    'id' => 1,
    'params' => [
        [
                'fromBlock' => '0x1',
                'toBlock' => '0x2',
                'address' => '0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b',
                'topics' => [
                                '0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b'
                ]
        ]
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc"

	payload := strings.NewReader("{\n  \"jsonrpc\": \"2.0\",\n  \"method\": \"eth_getLogs\",\n  \"id\": 1,\n  \"params\": [\n    {\n      \"fromBlock\": \"0x1\",\n      \"toBlock\": \"0x2\",\n      \"address\": \"0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b\",\n      \"topics\": [\n        \"0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b\"\n      ]\n    }\n  ]\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc")
  .header("Content-Type", "application/json")
  .body("{\n  \"jsonrpc\": \"2.0\",\n  \"method\": \"eth_getLogs\",\n  \"id\": 1,\n  \"params\": [\n    {\n      \"fromBlock\": \"0x1\",\n      \"toBlock\": \"0x2\",\n      \"address\": \"0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b\",\n      \"topics\": [\n        \"0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b\"\n      ]\n    }\n  ]\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://tron-mainnet.core.chainstack.com/95e61622bf6a8af293978377718e3b77/jsonrpc")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["Content-Type"] = 'application/json'
request.body = "{\n  \"jsonrpc\": \"2.0\",\n  \"method\": \"eth_getLogs\",\n  \"id\": 1,\n  \"params\": [\n    {\n      \"fromBlock\": \"0x1\",\n      \"toBlock\": \"0x2\",\n      \"address\": \"0xa94f5374fce5edbc8e2a8697c15331677e6ebf0b\",\n      \"topics\": [\n        \"0x000000000000000000000000a94f5374fce5edbc8e2a8697c15331677e6ebf0b\"\n      ]\n    }\n  ]\n}"

response = http.request(request)
puts response.read_body

{
  "jsonrpc": "<string>",
  "id": 123,
  "result": "<array>"
}

TRON API method that retrieves event logs based on filter criteria, providing an Ethereum-compatible interface for accessing TRON blockchain data.

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Parameters

jsonrpc — the JSON-RPC protocol version (always “2.0”)
method — the method name (always “eth_getLogs”)
params — array containing method parameters
- filterObject — object containing filter criteria including fromBlock, toBlock, address, and topics
id — request identifier (number or string)

Response

jsonrpc — the JSON-RPC protocol version (“2.0”)
id — the request identifier that matches the request
result — array of log objects matching the filter criteria

Use case

The jsonrpc eth_getLogs method is used for:

Retrieving smart contract event logs for dApp functionality through Web3 interfaces
Building event-driven applications that react to on-chain activities
Implementing transaction and event monitoring systems for compliance and analytics
Creating blockchain explorers and audit tools that track contract interactions

Body

application/json

jsonrpc

string

default:2.0

required

method

string

default:eth_getLogs

required

integer

default:1

required

params

object[]

required

Response

200 - application/json

Array of log objects matching the filter criteria

jsonrpc

string

integer

result

array

Array of log objects matching the filter criteria

Last modified on June 22, 2026

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jsonrpc eth_getLogs | TRON

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Parameters

Response

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