message: fix: hex big util
diff: @@ -219,12 +219,12 @@ func (s *EthClient) payloadCall(ctx context.Context, method string, id any) (*et
  // ChainID fetches the chain id of the internal RPC.
  func (s *EthClient) ChainID(ctx context.Context) (*big.Int, error) {
  - var id *big.Int
  + var id hexutil.Big
  err := s.client.CallContext(ctx, &id, "eth_chainId")
  if err != nil {
  return nil, err
  }
  - return id, nil
  + return (*big.Int)(&id), nil
  }
  func (s *EthClient) InfoByHash(ctx context.Context, hash common.Hash) (eth.BlockInfo, error) {
  