decode.ts

import idl from '../protocol-v2/sdk/src/idl/drift.json';

import { Connection, Keypair, PublicKey } from '@solana/web3.js';
import { Program, ProgramAccount } from '@coral-xyz/anchor';
import * as anchor from '@coral-xyz/anchor';

const wallet = new anchor.Wallet(Keypair.generate());
const connection = new Connection("https://api.devnet.solana.com");
//const connection = new Connection("https://api.mainnet-beta.solana.com");
const provider = new anchor.AnchorProvider(
    connection,
    wallet,
    anchor.AnchorProvider.defaultOptions()
);

const programId = new PublicKey("JujUaGqUE7bEmptM5ta9mDcFxheSFmJYbUhWdphb31E")
const program = new anchor.Program(idl as anchor.Idl, programId, provider);

async function main() {

    // Get state address
    const state_address = (await PublicKey.findProgramAddress(
        [Buffer.from(anchor.utils.bytes.utf8.encode('drift_state'))],
        programId
    ))[0];

    // Raw data (not usable)
    const raw_state_info = await connection.getAccountInfo(state_address);
    console.log("raw state data: ", raw_state_info.data);

    const state = await program.account.state.fetch(state_address);
    console.log(state);


    const perp_market_index = 0;
    const perp_market_address = (await PublicKey.findProgramAddress(
        [
            Buffer.from(anchor.utils.bytes.utf8.encode('perp_market')),
            new anchor.BN(perp_market_index).toArrayLike(Buffer, 'le', 2),
        ],
        programId
    ))[0];
    const perp_market = await program.account.perpMarket.fetch(perp_market_address);
    console.log(perp_market);
}
main();