export declare class FlashSwapPreviewRequest {
    'sellCurrency': string;
    'sellAmount'?: string;
    'buyCurrency': string;
    'buyAmount'?: string;
    static discriminator: string | undefined;
    static attributeTypeMap: Array<{
        name: string;
        baseName: string;
        type: string;
    }>;
    static getAttributeTypeMap(): {
        name: string;
        baseName: string;
        type: string;
    }[];
}