fix: dot: staked dot raw is also dict

Author: ladovina

blockapi/test/v2/api/test_subscan_polkadot.py

@@ -36,6 +36,7 @@ def test_fetch_balances(requests_mock, address, response_path, expected_balance,
 
     balances = api.get_balance(address)
     assert sum(b.balance for b in balances) == expected_balance
+    assert all(isinstance(balance.raw, dict) for balance in balances)
 
 
 def test_real_problematic_address_overlap(requests_mock, api):

blockapi/v2/api/subscan.py

@@ -75,7 +75,7 @@ def _yield_native_balances_zero_zum(self, response: dict) -> Iterable[BalanceIte
                 balance_raw=int(b_bonded),
                 coin=self.coin,
                 asset_type=AssetType.STAKED,
-                raw=data['bonded'],
+                raw=data,
             )
 
         # Others: reserved - bonded (includes unbonding + other reserves)