code: func (p *PoliciesClient) List(ctx context.Context, orgID *identity.ID, name string) ([]envelope.Policy, error) {
  	v := &url.Values{}
  	if orgID != nil {
  		v.Set("org_id", orgID.String())
  	}
  	if name != "" {
  		v.Set("name", name)
  	}
  
  	policies := []envelope.Policy{}
  	err := p.client.RoundTrip(ctx, "GET", "/policies", v, nil, &policies)
  	return policies, err
  }
docs: // List retrieves relevant policiies by orgID and/or name