/**
 * VeChain Contract Addresses and Configurations
 */
/**
 * Built-in contract addresses
 * These contracts are part of the VeChain protocol
 */
export declare const BUILTIN_CONTRACTS: {
    authority: string;
    energy: string;
    extension: string;
    params: string;
    prototype: string;
    executor: string;
};
/**
 * ToolChain contract addresses on mainnet
 */
export declare const TOOLCHAIN_CONTRACTS: {
    tokenRegistry: string;
    productRegistry: string;
    certificateRegistry: string;
};
/**
 * Fee delegation service endpoints
 */
export declare const FEE_DELEGATION_SERVICES: {
    vechainEnergy: {
        name: string;
        url: string;
        docs: string;
    };
    publicSponsor: {
        name: string;
        url: string;
        docs: string;
    };
};
/**
 * DEX contract addresses on mainnet
 */
export declare const DEX_CONTRACTS: {
    veRocket: {
        router: string;
        factory: string;
    };
    vexchange: {
        router: string;
        factory: string;
    };
};
/**
 * Contract bytecode prefixes for contract detection
 */
export declare const CONTRACT_BYTECODE_PREFIXES: {
    vip180: string;
    vip181: string;
    proxy: string;
};
/**
 * Gas limits for common operations
 */
export declare const GAS_LIMITS: {
    vetTransfer: number;
    tokenTransfer: number;
    tokenApproval: number;
    nftTransfer: number;
    nftApproval: number;
    contractDeploy: number;
    complexCall: number;
    multiClauseBase: number;
};
/**
 * Contract interaction helpers
 */
export declare const CONTRACT_HELPERS: {
    zeroAddress: string;
    maxUint256: string;
    emptyBytes: string;
    emptyBytes32: string;
};
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