/**
 * JSON-RPC 2.0 transport for the Orbitport SDK.
 *
 * Pure transport — takes a token (not a getToken callback). Maps HTTP and
 * JSON-RPC error codes to typed OrbitportSDKError instances and preserves the
 * raw RPC code in `error.details.jsonRpcCode` for advanced branching.
 */
import { OrbitportSDKError } from './errors';
/**
 * Returns a process-local monotonic JSON-RPC id.
 *
 * JSON-RPC ids only need uniqueness per request/response pair, and we match
 * per-fetch, so this never collides across SDK instances.
 */
export declare function nextRpcId(): number;
export interface JsonRpcCallArgs<TParams> {
    url: string;
    method: string;
    params: TParams;
    token: string;
}
export interface JsonRpcCallOptions {
    timeout: number;
    headers?: Record<string, string>;
    signal?: AbortSignal;
    debug?: boolean;
}
interface JsonRpcErrorPayload {
    code: number;
    message: string;
    data?: unknown;
}
/**
 * Executes a JSON-RPC 2.0 call.
 */
export declare function jsonRpcCall<TResult, TParams = Record<string, unknown>>(args: JsonRpcCallArgs<TParams>, options: JsonRpcCallOptions): Promise<TResult>;
/**
 * Maps a JSON-RPC error payload to an OrbitportSDKError.
 *
 * Preserves the raw RPC code in `error.details.jsonRpcCode` for advanced
 * branching by callers.
 */
export declare function mapJsonRpcError(err: JsonRpcErrorPayload): OrbitportSDKError;
export {};
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