import { Coin, OfflineSigner, EncodeObject } from '@cosmjs/proto-signing';
import { SignerData } from '@cosmjs/stargate';
import * as amino from '@cosmjs/amino';
export interface ProtoTx {
    readonly msg: readonly EncodeObject[];
    readonly fee: {
        readonly amount: readonly Coin[];
        readonly gas: string;
    };
    readonly signatures: readonly amino.StdSignature[];
    readonly memo: string | undefined;
}
export declare function sign(signerAddress: string, tx: amino.StdTx | ProtoTx, signer: OfflineSigner, { accountNumber, sequence, chainId }: SignerData, prefix?: string): Promise<{
    serialized: string;
    body: string;
    authInfoBytes: string;
    signatures: string[];
}>;