const PhNodeApi = require('ph-node-api');

async function testConnection(api) {
  try {
    console.log(await api.testConnection());
  } catch (e) {
    console.log(e);
  }
}

const api = new PhNodeApi({
  api_key: 'API_KEY',
  api_user: 'API_USER'
});

testConnection(api);