const options = {
  method: 'POST',
  headers: {cookie: 'session=', 'Content-Type': 'application/json'},
  body: JSON.stringify({
    type: '<string>',
    title: '<string>',
    message: '<string>',
    clickActionUrl: '<string>',
    primaryActionLabel: '<string>',
    primaryActionUrl: '<string>',
    secondaryActionLabel: '<string>',
    secondaryActionUrl: '<string>'
  })
};

fetch('https://api.example.com/v1/regions/global/notifications', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));