code: function requestPrice(urlAPI, callback){
      request({
          method: 'GET',
          url: urlAPI,
          timeout: TIMEOUT,
          maxRedirects: 2
      }, function(error, res, body){
          if(!error){
              try{
                  var current = JSON.parse(body);
                  callback(current);
              }catch(e){}
          }
          if(!current) {
              callback({});
          }
      });
  }
docs: GET PRICE FROM API SERVICE
  
  @param {String} urlAPI
  @param {Function} callback