def METHOD_NAME(self, logger: logging.Logger, config: Mapping[str, Any]) -> Tuple[bool, Optional[Any]]:
    """
    :param config:  the user-input config object conforming to the connector's spec.json
    :param logger:  logger object
    :return Tuple[bool, any]: (True, None) if the input config can be used to connect to the API successfully, (False, error) otherwise.
    """
    try:
        config = self._validate_and_transform(config)
    except Exception as e:
        return False, str(e)
    # Check connection by sending list of profiles request. Its most simple
    # request, not require additional parameters and usually has few data
    # in response body.
    # It doesnt support pagination so there is no sense of reading single
    # record, it would fetch all the data anyway.
    profiles_list = Profiles(config, authenticator=self._make_authenticator(config)).get_all_profiles()
    filtered_profiles = self._choose_profiles(config, profiles_list)
    if not filtered_profiles:
        return False, "No profiles found after filtering by Profile ID and Marketplace ID"
    return True, None