Robinhood Chain method - eth_fillTransaction

POST

https://robinhood.nownodes.io/

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Completes the missing fields of a transaction (nonce, gas, fees) and returns both the filled transaction object and its RLP encoding.

Body

application/json

JSON-RPC 2.0 request to the Robinhood Chain mainnet endpoint.

Request payload for Completes the missing fields of a transaction (nonce, gas, fees) and returns both the filled transaction object and its RLP encoding.

jsonrpcstringrequired

JSON-RPC protocol version

methodstringrequired

Name of the method to call

paramsArray<any>required

Parameters for eth_fillTransaction.

idintegerrequired

Unique identifier for the request

Response

200OK

eth_fillTransaction response

500Internal Server Error

Upstream node or gateway error.

Robinhood Chain method - eth_fillTransaction

curl -X POST 'https://robinhood.nownodes.io/' \
  -H 'Content-Type: application/json' \
  -d '{
    "jsonrpc": "2.0",
    "method": "eth_fillTransaction",
    "params": [
      {
        "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
        "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
        "value": "0x0"
      }
    ],
    "id": 1
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://robinhood.nownodes.io/");
const result = await provider.send("eth_fillTransaction", [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "value": "0x0"
  }
]);
console.log(result);

require 'eth'
require 'json'
require 'net/http'

uri = URI('https://robinhood.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "eth_fillTransaction",
  "params": [
    {
      "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
      "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
      "value": "0x0"
    }
  ],
  "id": 1
}'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) do |http|
  http.request(request)
end

puts JSON.parse(response.body)

from web3 import Web3

w3 = Web3(Web3.HTTPProvider("https://robinhood.nownodes.io/"))
response = w3.provider.make_request("eth_fillTransaction", [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "value": "0x0"
  }
])
print(response)

import { createPublicClient, http } from "viem";

const client = createPublicClient({
  transport: http("https://robinhood.nownodes.io/"),
});

const result = await client.request({
  method: "eth_fillTransaction",
  params: [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "value": "0x0"
  }
],
});

console.log(result);

const endpoint = "https://robinhood.nownodes.io/";
const apiKey = "YOUR_API_KEY";

async function nownodesRequest(payload) {
  const response = await fetch(endpoint, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "api-key": apiKey,
    },
    body: JSON.stringify(payload),
  });

  return response.json();
}

const result = await nownodesRequest({ jsonrpc: "2.0", method: "eth_fillTransaction", params: [
  {
    "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
    "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
    "value": "0x0"
  }
], id: 1 });
console.log(result);

const response = await fetch('https://robinhood.nownodes.io/', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "jsonrpc": "2.0",
      "method": "eth_fillTransaction",
      "params": [
        {
          "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
          "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
          "value": "0x0"
        }
      ],
      "id": 1
    }),
});

const data = await response.json();

import requests

payload = {
  "jsonrpc": "2.0",
  "method": "eth_fillTransaction",
  "params": [
    {
      "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
      "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
      "value": "0x0"
    }
  ],
  "id": 1
}

response = requests.post('https://robinhood.nownodes.io/', json=payload)
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://robinhood.nownodes.io/')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "jsonrpc": "2.0",
    "method": "eth_fillTransaction",
    "params": [
      {
        "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
        "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
        "value": "0x0"
      }
    ],
    "id": 1
  }'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

Request Body

{
  "jsonrpc": "2.0",
  "method": "eth_fillTransaction",
  "params": [
    {
      "from": "0xe150982cac57950884dc1691fd9d6e4fcadac3d3",
      "to": "0x0Bd7D308f8E1639FAb988df18A8011f41EAcAD73",
      "value": "0x0"
    }
  ],
  "id": 1
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "raw": "0x02ea821237827c7a808403b4bb00828a82940bd7d308f8e1639fab988df18a8011f41eacad738080c0808080",
    "tx": {
      "type": "0x2",
      "chainId": "0x1237",
      "nonce": "0x7c7a",
      "to": "0x0bd7d308f8e1639fab988df18a8011f41eacad73",
      "gas": "0x8a82",
      "gasPrice": "0x0",
      "maxPriorityFeePerGas": "0x0",
      "maxFeePerGas": "0x3b4bb00",
      "value": "0x0",
      "input": "0x",
      "accessList": [],
      "v": "0x0",
      "r": "0x0",
      "s": "0x0",
      "yParity": "0x0",
      "hash": "0x4cfebdb85c4d40cb315ddedf892ab7479f17f002710ba0749a696974df4ae143"
    }
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "invalid argument"
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "error": {
    "code": -32602,
    "message": "too many arguments, want at most 0"
  }
}

Documentation

How to migrate to NOWNodes

Robinhood Chain method - eth_fillTransaction

Authorizations

Body

Response