eth_getFinalizedHeader RPC Method

If the latest block has not yet accumulated the input number (verifiedValidatorNum) of validator votes, the method will return an “unknown block” error with code -39001.

Paramètres

verifiedValidatorNum

entier

OBLIGATOIRE

Chargement...

Renvoie

baseFeePerGas

chaîne de caractères

Chargement...

blobGasUsed

chaîne de caractères

Chargement...

Difficulté

chaîne de caractères

Chargement...

excessBlobGas

chaîne de caractères

Chargement...

extraData

chaîne de caractères

Chargement...

gasLimit

chaîne de caractères

Chargement...

gasUsed

chaîne de caractères

Chargement...

hachage

chaîne de caractères

Chargement...

logsBloom

chaîne de caractères

Chargement...

milliTimestamp

chaîne de caractères

Chargement...

mineur

chaîne de caractères

Chargement...

mixHash

chaîne de caractères

Chargement...

Nonce

chaîne de caractères

Chargement...

numéro

chaîne de caractères

Chargement...

parentBeaconBlockRoot

chaîne de caractères

Chargement...

parentHash

chaîne de caractères

Chargement...

receiptsRoot

chaîne de caractères

Chargement...

requestsHash

chaîne de caractères

Chargement...

sha3Uncles

chaîne de caractères

Chargement...

Taille

chaîne de caractères

Chargement...

stateRoot

chaîne de caractères

Chargement...

horodatage

chaîne de caractères

Chargement...

totalDifficulty

chaîne de caractères

Chargement...

transactionsRoot

chaîne de caractères

Chargement...

withdrawalsRoot

chaîne de caractères

Chargement...

Requête

1
curl -X POST "https://docs-demo.bsc.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_getFinalizedHeader",
6
  "params": [
7
    16
8
  ],
9
  "id": 1
10
}'

1
curl -X POST "https://docs-demo.bsc.quiknode.pro/" \
2
  -H "Content-Type: application/json" \
3
  -d '{
4
  "jsonrpc": "2.0",
5
  "method": "eth_getFinalizedHeader",
6
  "params": [
7
    16
8
  ],
9
  "id": 1
10
}'

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.bsc.quiknode.pro/");
5
    const response = await provider.send("eth_getFinalizedHeader", [
6
    16
7
]);
8
    console.log(response);
9
}
10

11
main();

1
import { ethers } from "ethers";
2

3
async function main() {
4
    const provider = new ethers.JsonRpcProvider("https://docs-demo.bsc.quiknode.pro/");
5
    const response = await provider.send("eth_getFinalizedHeader", [
6
    16
7
]);
8
    console.log(response);
9
}
10

11
main();

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.bsc.quiknode.pro/'))
3
response = w3.provider.make_request("eth_getFinalizedHeader", [16])
4
print(response)

1
from web3 import Web3, HTTPProvider
2
w3 = Web3(HTTPProvider('https://docs-demo.bsc.quiknode.pro/'))
3
response = w3.provider.make_request("eth_getFinalizedHeader", [16])
4
print(response)

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.bsc.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'eth_getFinalizedHeader',
10
        params: [
11
          16
12
        ]
13
    })
14

15
    console.log(result)
16
}
17

18
main()

1
import { createPublicClient, http } from 'viem'
2

3
async function main() {
4
    const client = createPublicClient({
5
        transport: http('https://docs-demo.bsc.quiknode.pro/')
6
    })
7

8
    const result = await client.request({
9
        method: 'eth_getFinalizedHeader',
10
        params: [
11
          16
12
        ]
13
    })
14

15
    console.log(result)
16
}
17

18
main()

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.bsc.quiknode.pro/",
5
})
6

7
core.client
8
  .request({
9
    method: 'eth_getFinalizedHeader',
10
    params: [16]
11
  })
12
  .then(res => console.log(res))

1
import { Core } from '@quicknode/sdk'
2

3
const core = new Core({
4
  endpointUrl: "https://docs-demo.bsc.quiknode.pro/",
5
})
6

7
core.client
8
  .request({
9
    method: 'eth_getFinalizedHeader',
10
    params: [16]
11
  })
12
  .then(res => console.log(res))

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'eth_getFinalizedHeader',
4
    params: [16],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.bsc.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
const body = {
2
    jsonrpc: '2.0',
3
    method: 'eth_getFinalizedHeader',
4
    params: [16],
5
    id: 1
6
}
7

8
async function main() {
9
    const response = await fetch('https://docs-demo.bsc.quiknode.pro/', {
10
        method: 'POST',
11
        headers: {'Content-Type': 'application/json'},
12
        body: JSON.stringify(body)
13
    })
14
    const data = await response.json()
15
    console.log(data)
16
}
17

18
main()

1
import requests
2
import json
3

4
url = "https://docs-demo.bsc.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "eth_getFinalizedHeader",
9
  "params": [
10
    16
11
  ],
12
  "id": 1
13
})
14
headers = {
15
  'Content-Type': 'application/json'
16
}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)

1
import requests
2
import json
3

4
url = "https://docs-demo.bsc.quiknode.pro/"
5

6
payload = json.dumps({
7
  "jsonrpc": "2.0",
8
  "method": "eth_getFinalizedHeader",
9
  "params": [
10
    16
11
  ],
12
  "id": 1
13
})
14
headers = {
15
  'Content-Type': 'application/json'
16
}
17

18
response = requests.request("POST", url, headers=headers, data=payload)
19

20
print(response.text)

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.bsc.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "eth_getFinalizedHeader",
11
  params: [16]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

1
require "uri"
2
require "json"
3
require "net/http"
4

5
uri = URI("https://docs-demo.bsc.quiknode.pro/")
6

7
payload = {
8
  jsonrpc: "2.0",
9
  id: 1,
10
  method: "eth_getFinalizedHeader",
11
  params: [16]
12
}
13

14
request = Net::HTTP::Post.new(uri)
15
request["Content-Type"] = "application/json"
16
request.body = JSON.generate(payload)
17

18
response = Net::HTTP.start(uri.host, uri.port, use_ssl: true) do |http|
19
  http.request(request)
20
end
21

22
puts response.body

Réponse

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "hash": "0xaef721d4d8bdda10406451e4a0df3cc24d8dd11cce5de508a2332281b8e8499e",
6
    "parentHash": "0xbb722a1898c552d8b210e40a937c2f11a3fef3ca7b388330003e1edc3bcd3d1a",
7
    "onclesSha3": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
8
    "miner": "0xccb42a9b8d6c46468900527bc741938e78ab4577",
9
    "stateRoot": "0x9774032a121c4be59cf11df24af756029983932a56b018fd8f10a90694cb2590",
10
    "transactionsRoot": "0xb0997e2f55c3acc986b232c40ba88e01f32722f6f14c679e2fde09b6fed87ed1",
11
    "receiptsRoot": "0xdc9cf5796ad0b1af6341fa4cc1b8db0fe854ba4bf45268f4885618c291433b90",
12
    "logsBloom": "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",
13
    "difficulty": "0x2",
14
    "number": "0x58c79bc",
15
    "gasLimit": "0x3473bc0",
16
    "gasUsed": "0x103f449",
17
    "timestamp": "0x69e25d6a",
18
    "extraData": "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",
19
    "mixHash": "0x000000000000000000000000000000000000000000000000000000000000015e",
20
    "nonce": "0x0000000000000000",
21
    "baseFeePerGas": "0x0",
22
    "withdrawalsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
23
    "blobGasUsed": "0x0",
24
    "excessBlobGas": "0x0",
25
    "parentBeaconBlockRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
26
    "requestsHash": "0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
27
    "totalDifficulty": "0xb10082d",
28
    "size": "0x12683",
29
    "milliTimestamp": "0x19d9c3ce76e"
30
  }
31
}

1
{
2
  "jsonrpc": "2.0",
3
  "id": 1,
4
  "result": {
5
    "hash": "0xaef721d4d8bdda10406451e4a0df3cc24d8dd11cce5de508a2332281b8e8499e",
6
    "parentHash": "0xbb722a1898c552d8b210e40a937c2f11a3fef3ca7b388330003e1edc3bcd3d1a",
7
    "onclesSha3": "0x1dcc4de8dec75d7aab85b567b6ccd41ad312451b948a7413f0a142fd40d49347",
8
    "miner": "0xccb42a9b8d6c46468900527bc741938e78ab4577",
9
    "stateRoot": "0x9774032a121c4be59cf11df24af756029983932a56b018fd8f10a90694cb2590",
10
    "transactionsRoot": "0xb0997e2f55c3acc986b232c40ba88e01f32722f6f14c679e2fde09b6fed87ed1",
11
    "receiptsRoot": "0xdc9cf5796ad0b1af6341fa4cc1b8db0fe854ba4bf45268f4885618c291433b90",
12
    "logsBloom": "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",
13
    "difficulty": "0x2",
14
    "number": "0x58c79bc",
15
    "gasLimit": "0x3473bc0",
16
    "gasUsed": "0x103f449",
17
    "timestamp": "0x69e25d6a",
18
    "extraData": "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",
19
    "mixHash": "0x000000000000000000000000000000000000000000000000000000000000015e",
20
    "nonce": "0x0000000000000000",
21
    "baseFeePerGas": "0x0",
22
    "withdrawalsRoot": "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
23
    "blobGasUsed": "0x0",
24
    "excessBlobGas": "0x0",
25
    "parentBeaconBlockRoot": "0x0000000000000000000000000000000000000000000000000000000000000000",
26
    "requestsHash": "0xe3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
27
    "totalDifficulty": "0xb10082d",
28
    "size": "0x12683",
29
    "milliTimestamp": "0x19d9c3ce76e"
30
  }
31
}

Vous n'avez pas encore de compte ?

Créez votre endpoint Quicknode en quelques secondes et commencez à développer

Commencez gratuitement