import { IUniversalForProvider } from "./";
export declare class OKXCosmosProvider {
    private readonly provider;
    constructor(provider: IUniversalForProvider);
    getAccount(chainId: string): {} | undefined;
    signArbitrary(chainId: string, signerAddress: string, data: string): Promise<any>;
    signAmino(chainId: string, signerAddress: string, signDoc: any, signOptions?: object): Promise<any>;
    signDirect(chainId: string, signerAddress: string, signDoc: any, signOptions?: object): Promise<any>;
    private messageToBuffer;
    private bufferToHex;
    private hexToUint8Array;
}