export default class EcdsaSecp256r1Signature2019 extends CustomLinkedDataSignature {
    static signerFactory(keypair: any, verificationMethod: any): {
        id: any;
        sign({ data }: {
            data: any;
        }): Promise<Uint8Array<any>>;
    };
    constructor({ keypair, verificationMethod, verifier, signer, useProofValue }?: {});
    requiredKeyType: string;
}
import CustomLinkedDataSignature from "./common/CustomLinkedDataSignature";