import type { DocumentLoader, JwsLinkedDataSignatureOptions, Proof } from '@credo-ts/core';
import type { JsonLdDoc } from '@credo-ts/core/build/modules/vc/data-integrity/jsonldUtil';
import { JwsLinkedDataSignature } from '@credo-ts/core';
export declare const SECURITY_CONTEXT_SECP256k1_RECOVERY_URL = "https://w3id.org/security/suites/secp256k1recovery-2020/v2";
type EcdsaSecp256k1RecoverySignature2020Options = Pick<JwsLinkedDataSignatureOptions, 'key' | 'proof' | 'date' | 'useNativeCanonize' | 'LDKeyClass'>;
/**
 * A secp256k1 signature suite for use with k251 key pairs
 */
export declare class EcdsaSecp256k1RecoverySignature2020 extends JwsLinkedDataSignature {
    static CONTEXT_URL: string;
    /**
     * @param {object} options - Options hashmap.
     *
     * Either a `key` OR at least one of `signer`/`verifier` is required.
     *
     * @param {object} [options.key] - An optional key object (containing an
     *   `id` property, and either `signer` or `verifier`, depending on the
     *   intended operation. Useful for when the application is managing keys
     *   itself (when using a KMS, you never have access to the private key,
     *   and so should use the `signer` param instead).
     * @param {Function} [options.signer] - Signer function that returns an
     *   object with an async sign() method. This is useful when interfacing
     *   with a KMS (since you don't get access to the private key and its
     *   `signer()`, the KMS client gives you only the signer function to use).
     * @param {Function} [options.verifier] - Verifier function that returns
     *   an object with an async `verify()` method. Useful when working with a
     *   KMS-provided verifier function.
     *
     * Advanced optional parameters and overrides.
     *
     * @param {object} [options.proof] - A JSON-LD document with options to use
     *   for the `proof` node. Any other custom fields can be provided here
     *   using a context different from security-v2).
     * @param {string|Date} [options.date] - Signing date to use if not passed.
     * @param {boolean} [options.useNativeCanonize] - Whether to use a native
     *   canonize algorithm.
     */
    constructor(options: EcdsaSecp256k1RecoverySignature2020Options);
    assertVerificationMethod(document: JsonLdDoc): Promise<void>;
    getVerificationMethod(options: {
        proof: Proof;
        documentLoader?: DocumentLoader;
    }): Promise<any>;
    /**
     * Ensures the document to be signed contains the required signature suite
     * specific `@context`, by either adding it (if `addSuiteContext` is true),
     * or throwing an error if it's missing.
     *
     * @override
     *
     * @param {object} options - Options hashmap.
     * @param {object} options.document - JSON-LD document to be signed.
     * @param {boolean} options.addSuiteContext - Add suite context?
     */
    ensureSuiteContext(options: {
        document: JsonLdDoc;
        addSuiteContext: boolean;
    }): void;
}
export {};