How to use the @nivo/heatmap.HeatMapDefaultProps.cellOpacity function in @nivo/heatmap

},
    },
    {
        key: 'colors',
        help: 'Defines color range.',
        type: 'string | Function | string[]',
        required: false,
        defaultValue: 'nivo',
        controlType: 'quantizeColors',
        group: 'Style',
    },
    {
        key: 'cellOpacity',
        help: 'Cell opacity (0~1).',
        required: false,
        defaultValue: defaults.cellOpacity,
        type: 'number',
        controlType: 'opacity',
        group: 'Style',
    },
    {
        key: 'cellBorderWidth',
        help: 'Cell border width.',
        required: false,
        defaultValue: defaults.cellBorderWidth,
        type: 'number',
        controlType: 'lineWidth',
        group: 'Style',
    },
    {
        key: 'cellBorderColor',
        help: 'Method to compute cell border color.',

{
        key: 'colors',
        scopes: '*',
        description: 'Defines color range.',
        type: '{string|Function|Array}',
        required: false,
        default: 'nivo',
        controlType: 'quantizeColors',
        controlGroup: 'Style',
    },
    {
        key: 'cellOpacity',
        scopes: '*',
        description: 'Cell opacity (0~1).',
        required: false,
        default: defaults.cellOpacity,
        type: '{number}',
        controlType: 'range',
        controlGroup: 'Style',
        controlOptions: {
            min: 0,
            max: 1,
            step: 0.05,
        },
    },
    {
        key: 'cellBorderWidth',
        scopes: '*',
        description: 'Cell border width (px).',
        required: false,
        default: defaults.cellBorderWidth,
        type: '{number}',