code: func (c *Client) FirewallPolicies() ([]FirewallPolicy, error) {
  	var policies []FirewallPolicy
  	_, err := c.MakeApiRequest("GET", "/1.0/firewall_policies", nil, &policies)
  	if err != nil {
  		return nil, err
  	}
  	return policies, err
  }
docs: // FirewallPolicies retrieves a list of all firewall policies