post_dataset.js

var fetch = require('node-fetch');
var FormData = require('./form-data');

var form = new FormData();
form.append('file', fs.createReadStream("/home/tony/projects/openbel/openbel-api/full_abstract1.bel"));

fetch('http://next.belframework.org/api/datasets', {
  method: 'POST',
  body: form
}).then(function(res) { console.log(res.json()); });