export default class EcdsaSecp256r1VerificationKey2019 {
    static from(verificationMethod: any): EcdsaSecp256r1VerificationKey2019;
    static verifierFactory(publicKey: any): {
        verify({ data, signature }: {
            data: any;
            signature: any;
        }): Promise<any>;
    };
    constructor(publicKey: any);
    publicKey: Uint8Array<ArrayBufferLike>;
    verifier(): {
        verify({ data, signature }: {
            data: any;
            signature: any;
        }): Promise<any>;
    };
}