Request an unsubscribe token

const options = {
  method: 'POST',
  headers: {'x-spree-api-key': '<api-key>', 'Content-Type': 'application/json'},
  body: JSON.stringify({email: 'subscriber@example.com', redirect_url: '<string>'})
};

fetch('http://{defaultHost}/api/v3/store/newsletter_subscribers/request_unsubscribe', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

curl --request POST \
  --url http://{defaultHost}/api/v3/store/newsletter_subscribers/request_unsubscribe \
  --header 'Content-Type: application/json' \
  --header 'x-spree-api-key: <api-key>' \
  --data '
{
  "email": "subscriber@example.com",
  "redirect_url": "<string>"
}
'