import CheckoutIntents from 'checkout-intents';

const client = new CheckoutIntents({
  apiKey: process.env['CHECKOUT_INTENTS_API_KEY'], // This is the default and can be omitted
});

const paymentGatewaySession = await client.paymentGateways.createSession('basis-theory');

console.log(paymentGatewaySession.container);

{
  "container": "<string>",
  "sessionKey": "<string>",
  "gateway": "basis_theory"
}