GET nodejs with body

// elasticsearch.js client documentation is like getting lost in the woods
// node-fetch does not allow GET with a body

const expect = require("chai").expect;
const esUrl = YOUR_URL_HERE; //paste new url here once resource has been created

const https = require("https");

describe("areena search", () => {
  it("should be able to assert", () => {
    expect(true).to.be.ok;
  });

  describe("search by program title", () => {
    let result;
    const query = 'Bike';

    const requestBody = JSON.stringify({
        query: {
          multi_match: {
            query: query,
            fields: ['title.fi^10', 'description.fi']
          }
        }
    });

    // only setting the Content-Length header will send the GET body
    const options = {
        host: esUrl,
        path: '/myindex/_search',
        method: 'GET',
        headers: {'Content-Type': 'application/json', 'Content-Length': Buffer.byteLength(requestBody)}
    };

    before(done => {
      const request = https.request(options, function (response) {
        var str = '';
        response.on('data', function (chunk) {
          str += chunk;
        });
        response.on('end', function () {
          result = JSON.parse(str);
          done();
        });
      });
      request.write(requestBody);
      request.on('error', function(e) {
        console.error(e);
      });
      request.end();
    });

    it('there should be a result maching the title query', () => {
      result.hits.hits.map(hit => console.log(hit._source.title));
      expect(result.hits.hits[0]._source.title.fi.includes(query)).to.be.ok;
    });
  });
});