export declare const metalL2: {
    blockExplorers: {
        readonly default: {
            readonly name: "Explorer";
            readonly url: "https://explorer.metall2.com";
            readonly apiUrl: "https://explorer.metall2.com/api";
        };
    };
    blockTime: 2000;
    contracts: {
        readonly l2OutputOracle: {
            readonly 1: {
                readonly address: "0x3B1F7aDa0Fcc26B13515af752Dd07fB1CAc11426";
            };
        };
        readonly multicall3: {
            readonly address: "0xcA11bde05977b3631167028862bE2a173976CA11";
            readonly blockCreated: 0;
        };
        readonly portal: {
            readonly 1: {
                readonly address: "0x3F37aBdE2C6b5B2ed6F8045787Df1ED1E3753956";
            };
        };
        readonly l1StandardBridge: {
            readonly 1: {
                readonly address: "0x6d0f65D59b55B0FEC5d2d15365154DcADC140BF3";
            };
        };
        readonly gasPriceOracle: {
            readonly address: "0x420000000000000000000000000000000000000F";
        };
        readonly l1Block: {
            readonly address: "0x4200000000000000000000000000000000000015";
        };
        readonly l2CrossDomainMessenger: {
            readonly address: "0x4200000000000000000000000000000000000007";
        };
        readonly l2Erc721Bridge: {
            readonly address: "0x4200000000000000000000000000000000000014";
        };
        readonly l2StandardBridge: {
            readonly address: "0x4200000000000000000000000000000000000010";
        };
        readonly l2ToL1MessagePasser: {
            readonly address: "0x4200000000000000000000000000000000000016";
        };
    };
    ensTlds?: readonly string[] | undefined;
    id: 1750;
    name: "Metal L2";
    nativeCurrency: {
        readonly decimals: 18;
        readonly name: "Ether";
        readonly symbol: "ETH";
    };
    experimental_preconfirmationTime?: number | undefined | undefined;
    rpcUrls: {
        readonly default: {
            readonly http: readonly ["https://rpc.metall2.com"];
            readonly webSocket: readonly ["wss://rpc.metall2.com"];
        };
    };
    sourceId: 1;
    supportsTransactionReplacementDetection?: boolean | undefined | undefined;
    testnet?: boolean | undefined | undefined;
    custom?: Record<string, unknown> | undefined;
    extendSchema?: Record<string, unknown> | undefined;
    fees?: import("../../index.js").ChainFees<undefined> | undefined;
    formatters: {
        readonly block: {
            exclude: [] | undefined;
            format: (args: import("../index.js").OpStackRpcBlock, action?: string | undefined) => import("../index.js").OpStackBlock;
            type: "block";
        };
        readonly transaction: {
            exclude: [] | undefined;
            format: (args: import("../index.js").OpStackRpcTransaction, action?: string | undefined) => import("../index.js").OpStackTransaction;
            type: "transaction";
        };
        readonly transactionReceipt: {
            exclude: [] | undefined;
            format: (args: import("../index.js").OpStackRpcTransactionReceipt, action?: string | undefined) => import("../index.js").OpStackTransactionReceipt;
            type: "transactionReceipt";
        };
    };
    prepareTransactionRequest?: ((args: import("../../index.js").PrepareTransactionRequestParameters, options: {
        client: import("../../index.js").Client;
        phase: "beforeFillTransaction" | "beforeFillParameters" | "afterFillParameters";
    }) => Promise<import("../../index.js").PrepareTransactionRequestParameters>) | [fn: ((args: import("../../index.js").PrepareTransactionRequestParameters, options: {
        client: import("../../index.js").Client;
        phase: "beforeFillTransaction" | "beforeFillParameters" | "afterFillParameters";
    }) => Promise<import("../../index.js").PrepareTransactionRequestParameters>) | undefined, options: {
        runAt: readonly ("beforeFillTransaction" | "beforeFillParameters" | "afterFillParameters")[];
    }] | undefined;
    serializers: {
        readonly transaction: typeof import("../index.js").serializeTransactionOpStack;
    };
    verifyHash?: ((client: import("../../index.js").Client, parameters: import("../../index.js").VerifyHashActionParameters) => Promise<import("../../index.js").VerifyHashActionReturnType>) | undefined;
};
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