code: func (c *Client) FilterProfile(data interface{}) (interface{}, error) {
  	socket, err := net.Dial("unix", c.SocketPath)
  	if err != nil {
  		return nil, err
  	}
  	defer socket.Close()
  	return c.SendRequest("filter_profile", data, socket)
  }
docs: // Sends a filter_profile message to the pffilter service