@Override
    public ImmutableMap<String, Boolean> getPermissions(ImmutableContextSet contexts) {
        return ImmutableMap.copyOf(this.permissions.getOrDefault(contexts, ImmutableMap.of()));
    }
In-memory implementation of {@link LPSubjectData}.
sponge/src/main/java/me/lucko/luckperms/sponge/service/model/calculated/CalculatedSubjectData.java