export type AppSigningData = {
    /** Buffer containing the private key */
    privateKey: Buffer;
    /** Buffer containing the certificate chain */
    certificateChain: Buffer;
};
/**
 * @param options containing the paths to signArchivePk and signArchiveCert
 * @returns the contents of the pem files in form of the type AppSigningData
 */
export declare function getAppSigningData(options: {
    signArchivePk?: string;
    signArchiveCert?: string;
}): AppSigningData | true;