export type PoTokenArgs = {
    program: string;
    bgConfig: BgConfig;
    globalName: string;
};
export type PoTokenResult = {
    poToken: string;
    integrityTokenData: IntegrityTokenData;
};
export type MintCallback = (identifier: Uint8Array) => Promise<Uint8Array | undefined>;
export type WebPoSignalOutputFunction = (buffer: Uint8Array) => Promise<(identifier: Uint8Array) => Promise<Uint8Array | undefined>>;
export type WebPoSignalOutput = (WebPoSignalOutputFunction | undefined)[];
export type BotGuardClientOptions = {
    program: string;
    globalName: string;
    globalObj: Record<string, any>;
    userInteractionElement?: Record<string, any>;
};
export type VMFunctions = {
    asyncSnapshotFunction?: (callback: (str: string) => void, args: any[]) => Promise<string>;
    shutdownFunction?: (...args: any[]) => void;
    passEventFunction?: (...args: any[]) => void;
    checkCameraFunction?: (...args: any[]) => void;
};
export type ContentBiding = {
    c?: string;
    e?: string;
    encryptedVideoId?: string;
    externalChannelId?: string;
    commentId?: string;
    atr_challenge?: string;
    [key: string]: any;
};
export type SnapshotArgs = {
    contentBinding?: ContentBiding;
    signedTimestamp?: unknown;
    webPoSignalOutput?: WebPoSignalOutput;
    skipPrivacyBuffer?: boolean;
};
export type IntegrityTokenData = {
    integrityToken?: string;
    estimatedTtlSecs?: number;
    mintRefreshThreshold?: number;
    websafeFallbackToken?: string;
};
export type InterpreterJavascript = {
    privateDoNotAccessOrElseSafeScriptWrappedValue: string | null;
    privateDoNotAccessOrElseTrustedResourceUrlWrappedValue: string | null;
};
export type DescrambledChallenge = {
    /**
     * The ID of the JSPB message.
     */
    messageId?: string;
    /**
     * The script associated with the challenge.
     */
    interpreterJavascript: InterpreterJavascript;
    /**
     * The hash of the script.
    */
    interpreterHash: string;
    /**
     * The challenge program.
     */
    program: string;
    /**
     * The name of the VM in the global scope.
    */
    globalName: string;
    /**
     * The client experiments state blob.
    */
    clientExperimentsStateBlob?: string;
};
export type FetchFunction = typeof fetch;
export type BgConfig = {
    fetch: FetchFunction;
    /**
     * Global object in which the VM is loaded.
     */
    globalObj: Record<string, any>;
    /**
     * Content binding.
     */
    identifier: string;
    /**
     * A lookup key which maps to a program descriptor in the server config.
     */
    requestKey: string;
    /**
     * Whether to use the YouTube API.
     */
    useYouTubeAPI?: boolean;
};