Interface LegendSymbology

interface LegendSymbology {
    definitionClause?: string;
    drawPromise: Promise<string | void>;
    esriStandard: boolean;
    imgHeight?: string;
    imgUrl?: string;
    imgWidth?: string;
    label: string;
    lastVisbility?: boolean;
    svgcode: string;
    uid: string;
    visibility?: boolean;
}