developers.rateLimits.title

// 429 Rate Limit
{ "error": "Rate limited" }

// 400 Validation Error
{
  "error": "Validation failed",
  "details": {
    "customerName": { "_errors": ["Required"] },
    "type": { "_errors": ["Invalid enum value"] }
  }
}

// 404 Not Found
{ "error": "Order not found" }

async function fetchWithRetry(url, options, maxRetries = 3) {
  for (let attempt = 0; attempt < maxRetries; attempt++) {
    const res = await fetch(url, options);

    if (res.status === 429 || res.status >= 500) {
      const delay = Math.pow(2, attempt) * 1000; // 1s, 2s, 4s
      await new Promise((r) => setTimeout(r, delay));
      continue;
    }

    return res;
  }

  throw new Error("Max retries exceeded");
}