Get Requests in Nodejs

// Learn about API authentication here: https://plotly.com/nodejs/getting-started
// Find your api_key here: https://plotly.com/settings/api

require('plotly')(username, api_key);

var trace1 = {
  x: [1, 2, 3, 4],
  y: [10, 15, 13, 17],
  type: "scatter"
};
var trace2 = {
  x: [1, 2, 3, 4],
  y: [16, 5, 11, 9],
  type: "scatter"
};
var data = [trace1, trace2];
var graphOptions = {filename: "get-requests-example", fileopt: "overwrite"};
plotly.plot(data, graphOptions, function (err, msg) {
    console.log(msg);
});