code: func (c *Client) GetRegions() (*RegionsResponse, error) {
  	r, err := c.Get("stats/regions", nil)
  	if err != nil {
  		return nil, err
  	}
  
  	var rr *RegionsResponse
  	if err := decodeJSON(&rr, r.Body); err != nil {
  		return nil, err
  	}
  
  	return rr, nil
  }
docs: // GetRegions returns a list of Fastly regions