trace_block
curl --request POST \
--url https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085 \
--header 'Content-Type: application/json' \
--data '
{
"id": 1,
"jsonrpc": "2.0",
"method": "trace_block",
"params": [
"latest"
]
}
'import requests
url = "https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085"
payload = {
"id": 1,
"jsonrpc": "2.0",
"method": "trace_block",
"params": ["latest"]
}
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({id: 1, jsonrpc: '2.0', method: 'trace_block', params: ['latest']})
};
fetch('https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085', 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://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085",
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([
'id' => 1,
'jsonrpc' => '2.0',
'method' => 'trace_block',
'params' => [
'latest'
]
]),
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://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085"
payload := strings.NewReader("{\n \"id\": 1,\n \"jsonrpc\": \"2.0\",\n \"method\": \"trace_block\",\n \"params\": [\n \"latest\"\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://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085")
.header("Content-Type", "application/json")
.body("{\n \"id\": 1,\n \"jsonrpc\": \"2.0\",\n \"method\": \"trace_block\",\n \"params\": [\n \"latest\"\n ]\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085")
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 \"id\": 1,\n \"jsonrpc\": \"2.0\",\n \"method\": \"trace_block\",\n \"params\": [\n \"latest\"\n ]\n}"
response = http.request(request)
puts response.read_body{
"jsonrpc": "<string>",
"id": 123,
"result": {}
}Plasma node API
trace_block | Plasma
Plasma API method that returns traces created at the given block. quantity or tag — the block number in hex format or block tag (latest, earliest, pending.
POST
/
be84184cd12967be5a65d06651c60085
trace_block
curl --request POST \
--url https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085 \
--header 'Content-Type: application/json' \
--data '
{
"id": 1,
"jsonrpc": "2.0",
"method": "trace_block",
"params": [
"latest"
]
}
'import requests
url = "https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085"
payload = {
"id": 1,
"jsonrpc": "2.0",
"method": "trace_block",
"params": ["latest"]
}
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({id: 1, jsonrpc: '2.0', method: 'trace_block', params: ['latest']})
};
fetch('https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085', 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://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085",
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([
'id' => 1,
'jsonrpc' => '2.0',
'method' => 'trace_block',
'params' => [
'latest'
]
]),
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://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085"
payload := strings.NewReader("{\n \"id\": 1,\n \"jsonrpc\": \"2.0\",\n \"method\": \"trace_block\",\n \"params\": [\n \"latest\"\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://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085")
.header("Content-Type", "application/json")
.body("{\n \"id\": 1,\n \"jsonrpc\": \"2.0\",\n \"method\": \"trace_block\",\n \"params\": [\n \"latest\"\n ]\n}")
.asString();require 'uri'
require 'net/http'
url = URI("https://plasma-mainnet.core.chainstack.com/be84184cd12967be5a65d06651c60085")
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 \"id\": 1,\n \"jsonrpc\": \"2.0\",\n \"method\": \"trace_block\",\n \"params\": [\n \"latest\"\n ]\n}"
response = http.request(request)
puts response.read_body{
"jsonrpc": "<string>",
"id": 123,
"result": {}
}Plasma API method that returns traces created at the given block.
Parameters
quantity or tag— the block number in hex format or block tag (latest,earliest,pending,safe,finalized)
Response
array— an array of trace objects
trace_block code examples
const { JsonRpcProvider } = require("ethers");
const provider = new JsonRpcProvider("CHAINSTACK_NODE_URL");
async function call() {
const result = await provider.send("trace_block", [
"latest"
]);
console.log(result);
}
call();
from web3 import Web3
node_url = "CHAINSTACK_NODE_URL"
web3 = Web3(Web3.HTTPProvider(node_url))
# Make the call
# Add your parameters here
# result = web3.eth.<method_name>(...)
print(result)
curl -X POST "CHAINSTACK_NODE_URL" \
-H "Content-Type: application/json" \
--data '{
"jsonrpc": "2.0",
"method": "trace_block",
"params": [],
"id": 1
}'
Last modified on July 7, 2026
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