import { ethers, Signer } from "ethers";
export declare class Chain {
    signers: Signer[];
    jsonProvider: ethers.providers.JsonRpcProvider;
    constructor(url?: any, wallets?: any[]);
    inject(windowEther: any): Promise<void>;
    keyToSigner(key: string): ethers.Wallet;
    getAddress(signerOrKey: string | Signer): string;
    static convertAddress(signerOrAddress: string | Signer): string;
    getSigner(index: number): Signer | undefined;
    getSignerByAddress(address: string): Signer;
    balance(signer: String | Signer, log?: {}): Promise<ethers.BigNumber>;
    sendTx0(toAddress: string | Signer, etherValue: number, log?: {
        name: string;
    }): Promise<ethers.providers.TransactionResponse>;
    sendTx(fromAddress: string | Signer, toAddress: string | Signer, etherValue: number, log?: {
        name: string;
    }): Promise<ethers.providers.TransactionResponse>;
    smoothNonce(key: string | Signer, toAddr: string, urlList: [], transfer?: boolean, log?: {
        name: string;
    }): Promise<(boolean | {
        url: never;
        diff: number;
        nonce: number;
        maxNonce: number;
    }[])[] | undefined>;
    signMessage(address: string | Signer, message: string, log?: {
        name: string;
    }): Promise<string>;
    getBlock(user?: Signer, blockNumber?: number | string): Promise<ethers.providers.Block>;
    getLatestBlock(user?: Signer): Promise<ethers.providers.Block>;
    getLatestBlockHeight(user?: Signer): Promise<number>;
    getLatestBlockTimestamp(user?: Signer): Promise<number>;
}
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