from clients.rpc import RpcClient from clients.services.service import Service class WalletService(Service): def __init__(self, client: RpcClient): super().__init__(client, "wallet") def get_balances_at_by_chain(self, chains: list, addresses: list, tokens: list): params = [chains, addresses, tokens] return self.rpc_request("getBalancesByChain", params)