export declare class Symbol {
    'symbol': string;
    'exchangeType': string;
    'businessType': string;
    'state': string;
    'minSize': string;
    'minNotional': string;
    'lotSize': string;
    'tickSize': string;
    'maxNumOrders': string;
    'maxMarketSize': string;
    'maxLimitSize': string;
    'contractSize': string;
    'liquidationFee': string;
    'delistTime': string;
    static discriminator: string | undefined;
    static attributeTypeMap: Array<{
        name: string;
        baseName: string;
        type: string;
    }>;
    static getAttributeTypeMap(): {
        name: string;
        baseName: string;
        type: string;
    }[];
}