export declare function ping(): true;
export interface PackageInfo {
    name: string;
    version: string;
    build: number;
}
export declare function getPackageInfo(): Promise<PackageInfo>;
export interface SystemInfo {
    board: string;
    bootloader: string;
    brand: string;
    abis: string[];
    device: string;
    display: string;
    fingerprint: string;
    hardware: string;
    host: string;
    id: string;
    manufacturer: string;
    model: string;
    product: string;
    tags: string;
    time: string;
    type: string;
    user: string;
    version: {
        codename: string;
        release: string;
        sdk: string;
        sdk_int: number;
        security_patch: string;
    };
}
export declare function getSystemInfo(): Promise<SystemInfo>;
export interface FResult {
    f: string;
    timestamp: string | number;
    /** Queue wait duration */
    dw: number;
    /** Initialisation duration */
    di: number;
    /** Processing duration */
    dp: number;
}
export interface UserData1 {
    na_id: string;
    na_id_token: string;
}
export interface UserData2 {
    coral_token: string;
    coral_user_id: string;
    na_id: string;
}
export declare function setUserDataForGenAudioH(data: UserData1): void;
export declare function setUserDataForGenAudioH2(data: UserData2): void;
export declare function initialiseJavaPatches(version: number): Promise<void> | undefined;
export declare function genAudioH(token: string, timestamp: string | number | undefined, request_id: string, user_data?: UserData1): Promise<FResult>;
export declare function genAudioH2(token: string, timestamp: string | number | undefined, request_id: string, user_data?: UserData2): Promise<FResult>;