stripe-react-serverless-23.ts

const paymentSucceeded = async (dataObject: any) => {
  const customerID = dataObject['customer'] as string;

  if (!customerID) {
    throw Error(`No customer with ID "${customerID}"`);
  }

  const customerEmail = dataObject['customer_email'] as string;
  const customerName = dataObject['customer_name'] as string;
  const linkToInvoice = dataObject['hosted_invoice_url'] as string;

  // Use the above to send confirmation email with a link to invoice,
  // thus enabling the paid functionality.
};