async getInstance (id) {
    if (this.instances[id]) return this.instances[id]

    logger.info('Creating Instance', id)
    const result = await db('drivers').where('isEnable', 1).where('id', id).first()
    if (result) {
      logger.debug(result)
      switch (result.driverType) {
      case 'gd':
        this.instances[id] = new GDClass(id, JSON.parse(result.driverData))
        await this.instances[id].refreshToken()
        return this.instances[id]

      default:
                    // DO NOTHING
      }
    }

    logger.error(`Driver ${id} not found`)
    throw new Error(`Driver ${id} not found`)
  }
Get driver instance

@param {Int} id Driver Id
@returns {Object} Driver Instance