export default TransferSDK; declare class TransferSDK { constructor(options?: {}); isWechatH5: boolean; messages: any; initEnvironment(): Promise; formatError(error: any, ret: any): { errMsg: any; }; requestTransfer(options: any): Promise; handleWechatH5Transfer(options: any): Promise; handleMiniProgramJumpTransfer(options: any): Promise; fetchTransferParams(apiUrl?: string, requestParams?: {}): Promise; }