import { KeyPair } from '@meer-js/crypto';
/**
 * KeyStores are passed to {@link near!Near} via {@link near!NearConfig}
 * and are used by the {@link signer!InMemorySigner} to sign transactions.
 *
 * @see {@link connect}
 */
export declare abstract class MultiContractKeyStore {
    abstract setKey(networkId: string, accountId: string, keyPair: KeyPair, contractId: string): Promise<void>;
    abstract getKey(networkId: string, accountId: string, contractId: string): Promise<KeyPair | null>;
    abstract removeKey(networkId: string, accountId: string, contractId: string): Promise<void>;
    abstract clear(): Promise<void>;
    abstract getNetworks(): Promise<string[]>;
    abstract getAccounts(networkId: string): Promise<string[]>;
    abstract getContracts(networkId: string, accountId: string): Promise<string[]>;
}
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