func (t Typed) Map(key string) map[string]interface{} {
	return t.MapOr(key, nil)
}
func (t Typed) Map(key string) map[string]interface{} {
	return t.MapOr(key, nil)
}
func ( t Typed ) Map ( key string ) map [ string ] interface { } { return t . MapOr ( key , nil ) }
// Returns a map[string]interface{} at the key
// or a nil map if the key doesn't exist or if the key isn't
// a map[string]interface
Returns a map [ string ] interface {} at the key or a nil map if the key doesn t exist or if the key isn t a map [ string ] interface