import { buildClient } from '@datocms/cma-client-node';
async function run() {
  const client = buildClient({ apiToken: '<YOUR_API_TOKEN>' });
  
  const siteInvitationId = '312';
  
  const siteInvitation = await client.siteInvitations.find(siteInvitationId);
  
  console.log(siteInvitation);
}
run();