interface Tool {
    type: string;
    extra: {
        source: string;
        pluginName: string;
        data: string;
        status: string;
    };
}
export declare const convertChunkToJson: (rawData: string) => string | {
    tools: Tool[];
    message: string;
};
export declare const handleStream: (response: Response) => Promise<Response>;
export {};