def get_path_authentication_type(self, path):
    if (path == 'underlying'):
        return 'public'
    auth = self.safe_value(self.options, 'auth', {})
    key = self.find_broadly_matched_key(auth, path)
    return self.safe_string(auth, key, 'private')
def get_path_authentication_type(self, path):
    if (path == 'underlying'):
        return 'public'
    auth = self.safe_value(self.options, 'auth', {})
    key = self.find_broadly_matched_key(auth, path)
    return self.safe_string(auth, key, 'private')