def add_compilation_cache(url: str, data: str) -> dict:
    """Seeds compilation cache for given url. Compilation cache does not survive
    cross-process navigation.

    Parameters
    ----------
    url: str
    data: str
            Base64-encoded data (Encoded as a base64 string when passed over JSON)

    **Experimental**
    """
    return {"method": "Page.addCompilationCache", "params": {"url": url, "data": data}}