import { ContractTransaction, providers, Signer } from 'ethers';
import { IReadingsProof } from '../util/proof';
import { Notary as NotaryContract } from '../typechain';
import { Reading } from '../util';
import { IBlockchainEvent } from '../util/blockchain';
export declare class NotaryContractFacade {
    contract: NotaryContract;
    constructor(address: string, provider: providers.Provider | Signer);
    getMeterReadings(operator?: string): Promise<IBlockchainEvent[]>;
    storeMeterReadings(readings: Reading[]): Promise<{
        proof: IReadingsProof;
        tx: ContractTransaction;
    }>;
}