export type JsonRpcId = number | string;
export interface JsonRpcRequest {
    jsonrpc: '2.0';
    id: JsonRpcId;
    method: string;
    params?: unknown | undefined;
}
export interface JsonRpcNotification {
    jsonrpc: '2.0';
    method: string;
    params?: unknown | undefined;
}
export interface JsonRpcResponse {
    jsonrpc: '2.0';
    id: JsonRpcId | null;
    result?: unknown | undefined;
    error?: {
        code: number;
        message: string;
        data?: unknown;
    };
}
export declare function isJsonRpcId(value: unknown): value is JsonRpcId;
export declare function jsonRpcIdKey(id: JsonRpcId): string;
export declare function isJsonRpcResponse(value: unknown): value is JsonRpcResponse;
export declare function isJsonRpcRequest(value: unknown): value is JsonRpcRequest;
export declare function isJsonRpcNotification(value: unknown): value is JsonRpcNotification;
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