declare type JsonRpcParams = undefined | {
    [p: string]: any;
} | Array<any>;
declare class JsonRPCRequest {
    readonly url: string;
    readonly timeout: number;
    readonly headers: Record<string, string>;
    constructor(url: string, headers?: Record<string, string>, timeout?: number);
    private static parseRPCResponse;
    private static normalizePayload;
    call<T>(method: string, params?: JsonRpcParams, headers?: Record<string, string>, timeout?: number): Promise<T>;
    batchCall<T>(calls: Array<[string, JsonRpcParams]>, headers?: {
        [p: string]: string;
    }, timeout?: number, ignoreSoloError?: boolean): Promise<T>;
    private assembleHeaders;
}
export { JsonRPCRequest };