Search for Data in Redis

	redisKey := bucketName + `/` + path

	fromCache, err := redisService.GetValue(redisKey)
	if err != nil {
		errResponse.Status = "failed"
		errResponse.ErrorMessage = err.Error()

		c.Data["json"] = errResponse
		c.ServeJSON()
		return
	}

	if len(fromCache) != 0 {
		c.Data["json"] = fromCache
		c.ServeJSON()
	} else {
    
        /*
        This key doesn't exits. So we have to make V4 URL from google. 
        And then we must save them in Redis too.
        
        SetValue(key, value)
        */
    
  }