code: func (c *Client) RemoveTxtRecord(recordID int, zoneName string) error {
  	reqURL := *c.BaseURL
  	reqURL.Path += "delete-record.json"
  
  	q := reqURL.Query()
  	q.Add("domain-name", zoneName)
  	q.Add("record-id", strconv.Itoa(recordID))
  	reqURL.RawQuery = q.Encode()
  
  	raw, err := c.doRequest(http.MethodPost, &reqURL)
  	if err != nil {
  		return err
  	}
  
  	resp := apiResponse{}
  	if err = json.Unmarshal(raw, &resp); err != nil {
  		return fmt.Errorf("apiResponse unmarshaling error: %v: %s", err, string(raw))
  	}
  
  	if resp.Status != "Success" {
  		return fmt.Errorf("fail to add TXT record: %s %s", resp.Status, resp.StatusDescription)
  	}
  
  	return nil
  }
docs: // RemoveTxtRecord remove a TXT record