import { SANClient } from '../SANClient';
export declare class chain {
    private SANClient;
    constructor(SANClient: SANClient);
    serialized_transaction: (actions: Array<any>) => Promise<any>;
    sign: (chainId: string, hexPriKey: string, serializedTransaction: Uint8Array) => Promise<{
        signatures: string[];
        serializedTransaction: Uint8Array;
        serializedContextFreeData: Uint8Array;
    }>;
}