Создание заявок на прием

const crypto = require('crypto');

// Функция для расчета подписи
function calculateSignature(method, url, body, secret) {
  const stringToSign = method + url + (body || '');
  const hmac = crypto.createHmac('sha256', secret);
  hmac.update(stringToSign);
  return hmac.digest('base64');
}

// Данные заявки
const method = 'POST';
const url = 'https://api.meridian.vip/api/v1/invoices';
const body = JSON.stringify({
  internalId: 'order-12345',
  direction: 'in',
  amount: 1000,
  currency: 'RUB',
  startDeal: true, 
  paymentMethod: 'SBP',
  paymentOption: 'sberbank',
  notificationUrl: 'https://your-site.com/webhooks/meridian',
  notificationToken: 'your-secret-webhook-token-min-32-chars'
});

// Ваш API ключ
const apiKey = 'luma_abc123...:luma_xyz789...';
const [keyId, secret] = apiKey.split(':');
const signature = calculateSignature(method, url, body, secret);

// Отправка запроса
const response = await fetch(url, {
  method,
  headers: {
    'Content-Type': 'application/json',
    'X-API-Key': apiKey,
    'X-Signature': signature
  },
  body
});

const result = await response.json();
console.log(result);