Fetch Aggregator Balance

get-balance.ts

import { clusterApiUrl, Connection } from '@solana/web3.js';
import {
  AccountNotFoundError,
  AggregatorAccount,
  LeaseAccount,
  SwitchboardProgram,
} from '@switchboard-xyz/solana.js';

async function main() {
  const program = await SwitchboardProgram.load(
    'mainnet-beta',
    new Connection(clusterApiUrl('mainnet-beta'))
  );
  const [aggregatorAccount, aggregatorState] = await AggregatorAccount.load(
    program,
    'GvDMxPzN1sCj7L26YDK2HnMRXEQmQ2aemov8YBtPS7vR'
  );
  const [leaseAccount] = LeaseAccount.fromSeed(
    program,
    aggregatorState.queuePubkey,
    aggregatorAccount.publicKey
  );
  const leaseEscrow = program.mint.getAssociatedAddress(leaseAccount.publicKey);

  const balance = await program.mint.fetchBalance(leaseEscrow);
  if (balance === null) {
    throw new AccountNotFoundError('Lease Escrow', leaseEscrow);
  }

  console.log(`Lease Balance: ${balance}`);
}

main()
  .then()
  .catch(error => {
    console.error(error);
  });

you can also use

  const [aggregatorAccount, aggregatorState] = new AggregatorAccount.load(
    program,
    'GvDMxPzN1sCj7L26YDK2HnMRXEQmQ2aemov8YBtPS7vR'
  );

  const balance = await aggregatorAccount.fetchBalance();
  if (balance === null) {
    throw new AccountNotFoundError('Lease Escrow', leaseEscrow);
  }

  console.log(`Lease Balance: ${balance}`);