import { IVerifiableCredential } from '@sphereon/ssi-types';
import { CredentialPayload, VerifiableCredential } from '@veramo/core';
export declare function extractSubjectDIDFromVCs(verifiableCredentials: VerifiableCredential[] | CredentialPayload): string;
export declare function extractIssuerDIDFromVCs(verifiableCredentials: VerifiableCredential[] | CredentialPayload): string;
export declare function extractApiTypeFromVC(vc: VerifiableCredential): string;
export declare function getIssuerString(vc: VerifiableCredential): string;
export declare function isString(value: unknown): boolean;
export declare function getVcSubjectIdAsString(verifiableCredential: VerifiableCredential): string;
export declare function getVcType(verifiableCredential: VerifiableCredential): string;
export declare function isServiceOfferingVC(vc: IVerifiableCredential): boolean;
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