import { Address, State } from '@statechannels/wallet-core';
import { State as NitroState } from '@statechannels/nitro-protocol';
export declare function signState(state: State, privateKey: string): {
    state: State;
    signature: string;
};
export declare function recoverAddress(signature: string, state: NitroState): Address;
//# sourceMappingURL=signatures.d.ts.map