def destroy_locale_dictionary(dictionary):
    """
    Builds a json serializable dictionary where they keys are all `str`-s.
    
    Parameters
    ----------
    dictionary : `dict` of (`Locale`, `Any`) items
        The dictionary to process.
    
    Returns
    -------
    transformed : `dict` of (`str`, `Any`) items
    """
    if dictionary is not None:
        return {key.value: value for key, value in dictionary.items()}