import Identifier from '../Identifier';
/**
 * Enumeration of the supported credential types.
 */
export declare enum CredentialType {
    VerifiedCredential = "https://www.w3.org/2018/credentials/v1",
    SelfIssued = "https://self-issued.me"
}
/**
 * Interface defining common properties and
 * methods of a credential.
 */
export default interface ICredential {
    /**
     * The identifier the credential was
     * issued to.
     */
    issuedTo: Identifier;
    /**
     * The identifier of the issuer of
     * the credential.
     */
    issuedBy: Identifier;
    /**
     * The date the credential was issued.
     */
    issuedAt: Date;
    /**
     * The date and time that the
     * credential expires at.
     */
    expiresAt?: Date;
}