type QueryParams = Record<string, string | number | boolean>;
type TxQuery = Uint8Array | QueryParams;
declare enum WsReadyState {
    CONNECTING = 0,
    OPEN = 1,
    CLOSING = 2,
    CLOSED = 3,
    NONE = 4
}
interface TxEventMap {
    close: (e: CloseEvent) => void;
    error: (e: Event) => void;
    message: (e: MessageEvent) => void;
    open: (e: Event) => void;
}
export declare class TendermintTxTracer {
    protected readonly url: string;
    protected readonly wsEndpoint: string;
    protected readonly options: {
        wsObject?: new (url: string, protocols?: string | string[]) => WebSocket;
    };
    private ws;
    private newBlockSubscribes;
    private txSubscribes;
    private pendingQueries;
    private listeners;
    constructor(url: string, wsEndpoint: string, options?: {
        wsObject?: new (url: string, protocols?: string | string[]) => WebSocket;
    });
    protected getWsEndpoint(): string;
    close(): void;
    get readyState(): WsReadyState;
    addEventListener<T extends keyof TxEventMap>(type: T, listener: TxEventMap[T]): void;
    protected readonly onOpen: (e: Event) => void;
    protected readonly onMessage: (e: MessageEvent) => void;
    protected readonly onClose: (e: CloseEvent) => void;
    protected readonly onError: (e: Event) => void;
    subscribeBlock(handler: (block: any) => void): () => void;
    protected sendSubscribeBlockRpc(): void;
    traceTx(query: TxQuery): Promise<any>;
    subscribeTx(query: TxQuery): Promise<any>;
    protected sendSubscribeTxRpc(id: number, params: Record<string, string | number | boolean>): void;
    queryTx(query: TxQuery): Promise<any>;
    protected query(method: string, params: Record<string, string | number | boolean>): Promise<any>;
    protected sendQueryRpc(id: number, method: string, params: Record<string, string | number | boolean>): void;
    private createRandomId;
}
export {};