show swap activity

const response = await fetch('https://api.route.fun/api/v2/activity', {
  signal: AbortSignal.timeout(15000),
  redirect: 'error',
});
const activity = await response.json();
if (!response.ok) {
  throw new Error(activity.error?.message ?? `HTTP ${response.status}`);
}

const usd = new Intl.NumberFormat('en-US', {
  style: 'currency', currency: 'USD', maximumFractionDigits: 0,
});
console.log({
  transactions: activity.transactions.toLocaleString('en-US'),
  estimatedVolume: activity.estimatedVolumeUsd === null
    ? 'Unavailable'
    : usd.format(activity.estimatedVolumeUsd),
  updatedAt: activity.asOf,
  stale: activity.stale,
  unpricedSwaps: activity.unpricedSwaps,
});