code: func (c *Storage) GetUsageAndQuota(origin string) (float64, float64, []*StorageUsageForType, error) {
  	var v StorageGetUsageAndQuotaParams
  	v.Origin = origin
  	return c.GetUsageAndQuotaWithParams(&v)
  }
docs: // GetUsageAndQuota - Returns usage and quota in bytes.
  // origin - Security origin.
  // Returns -  usage - Storage usage (bytes). quota - Storage quota (bytes). usageBreakdown - Storage usage per type (bytes).