def METHOD_NAME(self) -> None:
    logging.info("Validate the migrated documents")
    check_documents(DocCls=CachedResponseDocument, sample_size=10)
    db = get_db(db_name)
    try:
        splits_responses_count = db[splitsResponseCollection].count_documents({})
    except InvalidName:
        splits_responses_count = 0
    try:
        first_rows_responses_count = db[firstRowsResponseCollection].count_documents({})
    except InvalidName:
        first_rows_responses_count = 0
    cached_responses_count = CachedResponseDocument.objects.count()
    if splits_responses_count + first_rows_responses_count > cached_responses_count:
        raise ValueError(
            f"Some documents are missing in the new collection: splitsResponse ({splits_responses_count}),"
            f" firstRowsResponse ({first_rows_responses_count}), cachedResponseBlue ({cached_responses_count})"
        )