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

{
  id: '312',
  name: 'Read-only API token',
  token: 'XXXXXXXXXXXXXXX',
  can_access_cda: true,
  can_access_cda_preview: true,
  can_access_cma: true,
  hardcoded_type: '',
  role: {
    type: 'role',
    id: '34'
  }
}