create-metric.js

var metrics = require('datadog-metrics');
metrics.increment("integration.failure", 1, ["type:RetireSmart", "statusCode:500", "env:production"])
metrics.flush(function() {
  console.log('Success!');
}, function(err) {
  console.log('Error: ' + err);
});

setTimeout(function() {
  console.log('All set!');
}, 500);