text: let handlers = {};
  
  handlers._hello = {
      post: function(data, callback){
          callback(200, { message: 'Hello earthlings, greetings from Mars.' });
      }
  };
  
  handlers.hello = function (data, callback) {
      const allowed = ['post'];
      if (allowed.indexOf(data.method) > -1) {
          handlers._hello[data.method](data, callback);
      } else {
          handlers.notFound(data, callback);
      }
  };
  
  handlers.notFound = function (data, callback) {
      callback(404);
  }
  
  module.exports = handlers;