How to use the @nivo/sankey.SankeyDefaultProps.nodeSpacing function in @nivo/sankey

},
    {
        key: 'nodeHoverOpacity',
        flavors: ['svg'],
        help: 'Node opacity on hover (0~1).',
        required: false,
        defaultValue: defaults.nodeHoverOpacity,
        type: 'number',
        controlType: 'opacity',
        group: 'Nodes',
    },
    {
        key: 'nodeSpacing',
        help: 'Spacing between nodes at an identical level.',
        required: false,
        defaultValue: defaults.nodeSpacing,
        type: 'number',
        controlType: 'range',
        group: 'Nodes',
        controlOptions: {
            unit: 'px',
            min: 0,
            max: 60,
        },
    },
    {
        key: 'nodeInnerPadding',
        help: 'Node inner padding, distance from link, substracted from nodeThickness.',
        required: false,
        defaultValue: defaults.nodePaddingX,
        type: 'number',
        controlType: 'range',