text: 'use strict';
  
  const io = require('socket.io-client');
  
  const emergencyChannel = io.connect('http://localhost:3000/emergency');
  
  emergencyChannel.emit('join', 'policeDepartment');
  
  emergencyChannel.on('crime', (payload) => {
    console.log(payload, ': 911... coming ASAP...!');
  })