Error Handling

{
  "success": false,
  "error": {
    "code": "ERROR_CODE",
    "message": "Human-readable error message"
  },
  "data": null
}

async function captureWithRetry(params, maxRetries = 3) {
  for (let i = 0; i < maxRetries; i++) {
    const response = await fetch('https://api.snapopa.com/capture', {
      method: 'POST',
      headers: {
        'Authorization': `Bearer ${API_KEY}`,
        'Content-Type': 'application/json',
      },
      body: JSON.stringify(params),
    });

    if (response.ok) {
      return response.json();
    }

    if (response.status === 429 || response.status >= 500) {
      await new Promise(r => setTimeout(r, Math.pow(2, i) * 1000));
      continue;
    }

    throw new Error(`Request failed: ${response.status}`);
  }
  throw new Error('Max retries exceeded');
}