}

    @Override
    public void appendKeyTo(Hasher hasher) {
        hasher.putByte(getActionTypeId());
        hasher.putHash(payloadHashProvider.get());
    }

    /**
     * Each inheriting action must provide a unique value.
     */
    protected abstract byte getActionTypeId();

        boolean runsTasks,
        Supplier<HashCode> payloadHashProvider
    ) {
        super(startParameter, runsTasks, payloadHashProvider);
    }

    @Override
    protected byte getActionTypeId() {
        return 2;
    }

        boolean runsTasks,
        Supplier<HashCode> payloadHashProvider
    ) {
        super(startParameter, runsTasks, payloadHashProvider);
    }

    @Override
    protected byte getActionTypeId() {
        return 3;
    }

        boolean runsTasks,
        Supplier<HashCode> payloadHashProvider
    ) {
        super(startParameter, runsTasks, payloadHashProvider);
    }

    @Override
    protected byte getActionTypeId() {
        return 4;
    }