Push Zapier JS Variables to NationBuilder

nb_zapier_push.js

var apiUrl = 'https://YOUR_NATION_URL.nationbuilder.com/api/v1/people/push?access_token=YOUR_ACCESS_TOKEN';

var data = JSON.stringify({
   "person":{
      "email":inputData.email,
      "first_name":inputData.first_name,
      "last_name":inputData.last_name,
      "external_id":inputData.id,
      "tags":[inputData.purchase],
   }
});

fetch(apiUrl, {
  method: 'PUT',
  body: data,
  headers: {
    "Content-Type": "application/json",
  }
})
.then(function(res) {
  return res.json();
})
.then(function(body) {
  var output = body;
  callback(null, output);
})
.catch(callback);