export declare const mintSepoliaTestnet: {
    blockExplorers: {
        readonly default: {
            readonly name: "Mintchain Testnet explorer";
            readonly url: "https://testnet-explorer.mintchain.io";
        };
    };
    contracts?: {
        [x: string]: import("../core/Types.js").ChainContract | {
            [sourceId: number]: import("../core/Types.js").ChainContract | undefined;
        } | undefined;
        ensRegistry?: import("../core/Types.js").ChainContract | undefined;
        ensUniversalResolver?: import("../core/Types.js").ChainContract | undefined;
        multicall3?: import("../core/Types.js").ChainContract | undefined;
    } | undefined;
    id: 1686;
    name: "Mint Sepolia Testnet";
    nativeCurrency: {
        readonly name: "Ether";
        readonly symbol: "ETH";
        readonly decimals: 18;
    };
    rpcUrls: {
        readonly default: {
            readonly http: readonly ["https://testnet-rpc.mintchain.io"];
        };
    };
    sourceId?: number | undefined;
    testnet: true;
    custom?: Record<string, unknown> | undefined;
    fees?: import("../core/Types.js").ChainFees<undefined> | undefined;
    formatters?: undefined;
    serializers?: import("../core/Types.js").ChainSerializers<undefined, import("../core/TransactionEnvelope.js").TransactionEnvelope> | undefined;
};
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