@Override
    public CompletableFuture<Boolean> unsetOption(ImmutableContextSet contexts, String key) {
        Map<String, String> options = this.options.get(contexts);
        boolean b = options != null && options.remove(key.toLowerCase(Locale.ROOT)) != null;
        if (b) {
            this.service.invalidateAllCaches();
        }
        return CompletableFuture.completedFuture(b);
    }
In-memory implementation of {@link LPSubjectData}.
sponge/src/main/java/me/lucko/luckperms/sponge/service/model/calculated/CalculatedSubjectData.java