code: func (m *GormIdentityRepository) Save(ctx context.Context, model *Identity) error {
  	defer goa.MeasureSince([]string{"goa", "db", "identity", "save"}, time.Now())
  
  	err := m.db.Save(model).Error
  
  	log.Debug(ctx, map[string]interface{}{
  		"identity_id": model.ID,
  	}, "Identity saved!")
  
  	return errs.WithStack(err)
  }
docs: // Save modifies a single record.