Fetching a Core Candy Machine

import { fetchCandyMachine, mplCandyMachine as mplCoreCandyMachine } from "@metaplex-foundation/mpl-core-candy-machine";
import { publicKey } from "@metaplex-foundation/umi";
import { createUmi } from "@metaplex-foundation/umi-bundle-defaults";

const mainnet = 'https://api.mainnet-beta.solana.com'
const devnet = 'https://api.devnet.solana.com'

const umi = createUmi(mainnet)
.use(mplCoreCandyMachine())

const candyMachineId = "11111111111111111111111111111111"

const candyMachine = await fetchCandyMachine( umi, publicKey(candyMachineId));

console.log({ candyMachine });