export interface JWKPublicInterface {
    kty: string;
    e: string;
    n: string;
}
export interface JWKInterface extends JWKPublicInterface {
    d?: string;
    p?: string;
    q?: string;
    dp?: string;
    dq?: string;
    qi?: string;
}
export interface ARFSFileTags {
    ArFS: 0.13;
    ['Entity-Type']: 'file';
    ['Content-Type']: 'application/json';
    ['Drive-Id']: string;
    ['File-Id']: string;
    ['Unix-Time']: string;
    ['Parent-Folder-Id']?: string;
    Cipher?: 'AES256-GCM';
    ['Cipher-IV']?: string;
}
export interface ARFSFileMetadata {
    name: string;
    size: number;
    lastModifiedDate: number;
    dataTxId: string;
    dataContentType: string;
    pinnedDataOwner: string;
}
export type WithRequired<T, K extends keyof T> = T & {
    [P in K]-?: NonNullable<T[P]>;
};
export declare function assertHasValueForKey<T, K extends keyof T>(obj: T, key: K): asserts obj is WithRequired<T, K>;