interface ASRResponse {
    request_id: string;
    status: number;
    index: number;
    message: string;
    content?: Array<{
        text: string;
        text_type?: 'final' | 'partial';
    }>;
}
type OnRecognitionResult = (result: {
    text: string;
    textType: 'partial' | 'final';
    isComplete: boolean;
}) => void;
interface StreamPackageParams {
    audioData: ArrayBuffer;
    requestId: string;
    sequenceId: number;
    isFirstPackage?: boolean;
    isLastPackage?: boolean;
    onResult?: OnRecognitionResult;
}
declare function generateUUID(): string;
/**
 * Send a single streaming audio package to JD ASR.
 * Sequence-Id protocol: first=1, middle=N, last=-N.
 * Property header is included on first and last packages.
 */
declare function sendStreamPackage(params: StreamPackageParams): Promise<ASRResponse>;
/**
 * Send WAV audio data to JD ASR API and return the recognized text.
 * Uses single-package upload (Sequence-Id: -1).
 */
declare function recognizeSpeech(audioData: ArrayBuffer): Promise<string>;

export { OnRecognitionResult, StreamPackageParams, generateUUID, recognizeSpeech, sendStreamPackage };