import { type ConnectionOptions } from '../connection.ts';
export type JsonRpcErrorObject = {
    readonly code: number;
    readonly message: string;
    readonly data?: unknown;
};
export type JsonRpcCallResult = {
    readonly ok: true;
    readonly result: unknown;
} | {
    readonly ok: false;
    readonly error: JsonRpcErrorObject;
};
export declare function sendJsonRpcRequest(connectionOptions: ConnectionOptions, method: string, params: unknown, id: string): Promise<JsonRpcCallResult>;
export declare function jsonRpcEndpoint(server: URL): URL;