export interface AskAppTaskHandleRoute {
    app: string;
    origin: string;
    routedVia: "local" | "a2a";
    requestOrigin?: string;
}
export declare function signAskAppTaskHandle(params: {
    issuerApp: string;
    issuerAudience: string;
    organization: string;
    subject: string;
    route: AskAppTaskHandleRoute;
    taskId: string;
    expiresInSeconds?: number;
}): Promise<string>;
export declare function verifyAskAppTaskHandle(handle: string, expected: {
    issuerApp: string;
    issuerAudience: string;
    organization: string;
    subject: string;
}): Promise<{
    route: AskAppTaskHandleRoute;
    taskId: string;
}>;