func normaliseKey(key string) string {
	newkey := url.QueryEscape(key)
	if len(newkey) > 250 {
		newkey = newkey[:250]
	}

	return newkey
}
func normaliseKey(key string) string {
	newkey := url.QueryEscape(key)
	if len(newkey) > 250 {
		newkey = newkey[:250]
	}

	return newkey
}
func normaliseKey ( key string ) string { newkey := url . QueryEscape ( key ) if len ( newkey ) > 250 { newkey = newkey [ : 250 ] } return newkey }
// Keys must be at maximum 250 bytes long, ASCII, and not
// contain whitespace or control characters.
Keys must be at maximum 250 bytes long ASCII and not contain whitespace or control characters .