const { result, error } = await unprice.analytics.usage.get({
  range: "24h",
  customer_id: "cus_1234567890"
});

if (error) {
  console.error(error.message);
  return;
}

console.log(result);

{
  "usage": [
    {
      "project_id": "project_1234567890",
      "customer_id": "cus_1234567890",
      "feature_slug": "ai-messages",
      "usage": 30,
      "spending": {
        "amount": "0.0003",
        "currency": "USD",
        "display_amount": "$0"
      }
    }
  ]
}