import { JsonRpcProvider, Network } from 'ethers';
import type { JsonRpcError, JsonRpcPayload, JsonRpcResult } from 'ethers';
import PQueue from 'p-queue';
import { EthChainId } from '@sentio/chain';
export declare const DummyProvider: JsonRpcProvider;
export declare function getProvider(chainId?: EthChainId): JsonRpcProvider;
export declare class QueuedStaticJsonRpcProvider extends JsonRpcProvider {
    #private;
    executor: PQueue;
    constructor(url: string, network: Network, concurrency: number, batchCount?: number);
    send(method: string, params: Array<any>): Promise<any>;
    _send(payload: JsonRpcPayload | Array<JsonRpcPayload>): Promise<Array<JsonRpcResult>>;
    getRpcError(payload: JsonRpcPayload, error: JsonRpcError): Error;
    toString(): string;
}
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