customSave() {
        const data = {
            constructorParamaters: [
                this.direction,
                this.bitWidth,
                this.identifier,
            ],
            nodes: {
                inp1: findNode(this.inp1),
            },
            values: {
                identifier: this.identifier,
            },
        };
        return data;
    }
@memberof Tunnel
fn to create save Json Data of object
@return {JSON}