customSave() {
        const data = {
            constructorParamaters: [
                this.direction,
                this.bitWidth,
                this.controlSignalSize,
            ],
            nodes: {
                output1: this.output1.map(findNode),
                input: findNode(this.input),
                controlSignalInput: findNode(this.controlSignalInput),
            },
        };
        return data;
    }
@memberof Demultiplexer
fn to create save Json Data of object
@return {JSON}