"""Contract Service Module"""
from typing import Dict, Any
import hashlib
import time

class ContractService:
    @staticmethod
    def list_contracts() -> Dict[str, Any]:
        return {"contracts": [{"address": "0xguardian_001", "name": "Guardian Contract", "status": "deployed", "functions": ["storeValue", "getValue", "setGuardian"]}], "total": 1}

contract_service = ContractService()