code: func (*CloudControllerConnection) handleWarnings(response *http.Response) ([]string, error) {
  	rawWarnings := response.Header.Get("X-Cf-Warnings")
  	if len(rawWarnings) == 0 {
  		return nil, nil
  	}
  
  	var warnings []string
  	for _, rawWarning := range strings.Split(rawWarnings, ",") {
  		warning, err := url.QueryUnescape(rawWarning)
  		if err != nil {
  			return nil, err
  		}
  		warnings = append(warnings, strings.Trim(warning, " "))
  	}
  
  	return warnings, nil
  }
docs: // handleWarnings looks for the "X-Cf-Warnings" header in the cloud controller
  // response and URI decodes them. The value can contain multiple warnings that
  // are comma separated.