if (cron[0] === '*' && cron[1] === '*' && cron[2] === '*' && cron[3] === '*' && cron[4] === '*') {
      frequency.baseFrequency = this.baseFrequency.minute; // every minute
    } else if (cron[1] === '*' && cron[2] === '*' && cron[3] === '*' && cron[4] === '*') {
      frequency.baseFrequency = this.baseFrequency.hour; // every hour
    } else if (cron[2] === '*' && cron[3] === '*' && cron[4] === '*') {