code: func (t Typed) ObjectOr(key string, d map[string]interface{}) Typed {
  	if value, exists := t.ObjectIf(key); exists {
  		return value
  	}
  	return Typed(d)
  }
docs: // Returns a Typed helper at the key or the specified
  // default if the key doesn't exist or if the key isn't
  // a map[string]interface{}