POST /rpc

POST

https://casper.nownodes.io/rpc

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

Returns the reward amounts for a validator and its delegators for a given era.

Body

application/json

idintegerrequired

JSON-RPC request identifier

jsonrpcstringrequired

JSON-RPC version

methodstringrequired

RPC method name

paramsobjectrequired

Show child attributes

era_identifierobjectrequired

Era for which to query rewards

Show child attributes

Eraintegerrequired

Era number

validatorstringrequired

Hexadecimal public key of the validator

delegatorstringrequired

Hexadecimal public key of the delegator

Response

200OK

Successful response with rewards for validator and delegator

POST /rpc

curl -X POST 'https://casper.nownodes.io/rpc' \
  -H 'Content-Type: application/json' \
  -d '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "info_get_reward",
    "params": {
      "era_identifier": {
        "Era": 20492
      },
      "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
      "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
    }
  }'

import { JsonRpcProvider } from "ethers";

const provider = new JsonRpcProvider("https://casper.nownodes.io/rpc");
const result = await provider.send("info_get_reward", {
  "era_identifier": {
    "Era": 20492
  },
  "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
  "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
});
console.log(result);

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

uri = URI('https://casper.nownodes.io/rpc')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
  "jsonrpc": "2.0",
  "method": "info_get_reward",
  "params": {
    "era_identifier": {
      "Era": 20492
    },
    "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
    "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
  },
  "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://casper.nownodes.io/rpc"))
response = w3.provider.make_request("info_get_reward", {
  "era_identifier": {
    "Era": 20492
  },
  "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
  "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
})
print(response)

import { createPublicClient, http } from "viem";

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

const result = await client.request({
  method: "info_get_reward",
  params: {
  "era_identifier": {
    "Era": 20492
  },
  "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
  "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
},
});

console.log(result);

const endpoint = "https://casper.nownodes.io/rpc";
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: "info_get_reward", params: {
  "era_identifier": {
    "Era": 20492
  },
  "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
  "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
}, id: 1 });
console.log(result);

const response = await fetch('https://casper.nownodes.io/rpc', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "id": 1,
      "jsonrpc": "2.0",
      "method": "info_get_reward",
      "params": {
        "era_identifier": {
          "Era": 20492
        },
        "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
        "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
      }
    }),
});

const data = await response.json();

import requests

payload = {
  "id": 1,
  "jsonrpc": "2.0",
  "method": "info_get_reward",
  "params": {
    "era_identifier": {
      "Era": 20492
    },
    "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
    "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
  }
}

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

require 'net/http'
require 'json'

uri = URI('https://casper.nownodes.io/rpc')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "id": 1,
    "jsonrpc": "2.0",
    "method": "info_get_reward",
    "params": {
      "era_identifier": {
        "Era": 20492
      },
      "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
      "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
    }
  }'

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

Request Body

{
  "id": 1,
  "jsonrpc": "2.0",
  "method": "info_get_reward",
  "params": {
    "era_identifier": {
      "Era": 20492
    },
    "validator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
    "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c"
  }
}

200

{
  "jsonrpc": "2.0",
  "id": 1,
  "result": {
    "api_version": "2.0.0",
    "era_id": 20492,
    "validator_reward": "500000000",
    "delegator_rewards": [
      {
        "delegator": "01d9bf2148748a85c89da5aad8ee0b0fc2d105fd39d41a4c796536354f0ae2900c",
        "amount": "250000000"
      }
    ]
  }
}

Documentation

How to migrate to NOWNodes

Authorizations

Body

Response