import ContractBase, { TxParameters } from '../ContractBase';
import { InstantiableConfig } from '../../../Instantiable.abstract';
import { Account } from '../../../nevermined';
export declare abstract class RoyaltyScheme extends ContractBase {
    static getInstance(config: InstantiableConfig, schemeName: string, schemeClass: any, optional?: boolean): Promise<RoyaltyScheme & any>;
    setRoyalty(did: string, amount: number, from?: Account, txParams?: TxParameters): Promise<import("ethers").ContractReceipt>;
    getRoyalty(did: string): Promise<number>;
}