code: func (s Session) AboutRedditor(username string) (*Redditor, error) {
  	req := &request{
  		url:       fmt.Sprintf("https://www.reddit.com/user/%s/about.json", username),
  		useragent: s.useragent,
  	}
  	body, err := req.getResponse()
  	if err != nil {
  		return nil, err
  	}
  
  	type Response struct {
  		Data Redditor
  	}
  	r := new(Response)
  	err = json.NewDecoder(body).Decode(r)
  	if err != nil {
  		return nil, err
  	}
  
  	return &r.Data, nil
  }
docs: // AboutRedditor returns a Redditor for the given username.