import { Nominal } from 'tslang';
export declare type RPCCallId = Nominal<string, 'rpc-call-id'>;
export declare type RPCData = RPCRequest | RPCResponse;
export interface RPCRequest {
    type: 'request';
    id: RPCCallId;
    name: string;
    args: unknown[];
}
export interface RPCResponseError {
    code: string;
    message: string;
}
export interface RPCResponse {
    type: 'response';
    id: RPCCallId;
    return?: unknown;
    throw?: RPCResponseError;
}