def METHOD_NAME(self, timestamp: int, hash_bytes: bytes, count: int) -> tuple[list[bytes], bool]:
    """ Get transactions or blocks from the timestamp/hash_bytes reference to the newest
    :param timestamp: Timestamp reference to start the search
    :param hash_bytes: Hash reference to start the search
    :param count: Number of transactions or blocks to be returned
    :return: List of tx hashes and a boolean indicating if has more txs
    """
    raise NotImplementedError