import { SignJWT, JWSHeaderParameters } from 'jose';
import { Instantiable, InstantiableConfig } from '../../Instantiable.abstract';
import { Account } from '../Account';
import { Bytes, ethers } from 'ethers';
import { Babysig } from '../../models';
export declare class EthSignJWT extends SignJWT {
    protectedHeader: JWSHeaderParameters;
    setProtectedHeader(protectedHeader: JWSHeaderParameters): this;
    ethSign(signer: ethers.Signer): Promise<string>;
    static signText(text: string | Bytes, signer: ethers.Signer): Promise<string>;
    private base64url;
    private concat;
}
export declare class JwtUtils extends Instantiable {
    CLIENT_ASSERTION_TYPE: string;
    BASE_AUD: string;
    tokenCache: Map<string, string>;
    constructor(config: InstantiableConfig);
    generateCacheKey(...args: string[]): string;
    accountToJwk(account: Account): Promise<any>;
    generateClientAssertion(account: Account): Promise<string>;
    generateAccessGrantToken(account: Account, serviceAgreementId: string, did: string, buyer?: string, babysig?: Babysig): Promise<string>;
    generateToken(account: Account, serviceAgreementId: string, did: string, aud: string, obj: any): Promise<string>;
    generateDownloadGrantToken(account: Account, did: string, buyer?: string, babysig?: Babysig): Promise<string>;
    getDownloadGrantToken(did: string, account: Account, buyer?: string, babysig?: Babysig): Promise<string>;
    generateExecuteGrantToken(account: Account, serviceAgreementId: string, workflowId: string): Promise<string>;
    generateComputeGrantToken(account: Account, serviceAgreementId: string, executionId: string): Promise<string>;
    generateNftAccessGrantToken(agreementId: string, did: string, account: Account, buyer?: string, babysig?: Babysig): Promise<string>;
    getNftAccessGrantToken(agreementId: string, did: string, account: Account, buyer?: string, babysig?: Babysig): Promise<string>;
}