api.js

var request = require("request");

var options = {
  method: 'GET',
  url: 'https://api.meltwater.com/v1/analytics/8285607',
  qs: {
    start: '2019-09-10T10:00:00',
    end: '2019-09-11T10:00:00',
    tz: 'America/Los_Angeles',
    source: 'twitter'
  },
  headers: {'content-type': 'application/json', apikey: '<API KEY>'}
};

request(options, function (error, response, body) {
  if (error) throw new Error(error);

  console.log(body);
});