diff --git a/docs/api/plugins/aea_ledger_ethereum/ethereum.md b/docs/api/plugins/aea_ledger_ethereum/ethereum.md
index 8fd337e974..c27b74784d 100644
--- a/docs/api/plugins/aea_ledger_ethereum/ethereum.md
+++ b/docs/api/plugins/aea_ledger_ethereum/ethereum.md
@@ -22,25 +22,17 @@ percentage
 
 gwei
 
-<a id="plugins.aea-ledger-ethereum.aea_ledger_ethereum.ethereum.wei_to_gwei"></a>
+<a id="plugins.aea-ledger-ethereum.aea_ledger_ethereum.ethereum.to_eth_unit"></a>
 
-#### wei`_`to`_`gwei
+#### to`_`eth`_`unit
 
 ```python
-def wei_to_gwei(number: Type[int]) -> Union[int, decimal.Decimal]
+def to_eth_unit(number: Union[int, float, str, decimal.Decimal],
+                unit_in: str = DEFAULT_CURRENCY_DENOM,
+                unit_out: str = GWEI) -> Union[int, Wei, decimal.Decimal]
 ```
 
-Covert WEI to GWEI
-
-<a id="plugins.aea-ledger-ethereum.aea_ledger_ethereum.ethereum.round_to_whole_gwei"></a>
-
-#### round`_`to`_`whole`_`gwei
-
-```python
-def round_to_whole_gwei(number: Type[int]) -> Wei
-```
-
-Round WEI to equivalent GWEI
+Covert a number to the given unit.
 
 <a id="plugins.aea-ledger-ethereum.aea_ledger_ethereum.ethereum.get_base_fee_multiplier"></a>
 
@@ -74,9 +66,8 @@ Estimate priority fee from base fee.
 ```python
 def get_gas_price_strategy_eip1559(
     max_gas_fast: int, fee_history_blocks: int, fee_history_percentile: int,
-    default_priority_fee: Optional[int],
-    fallback_estimate: Dict[str,
-                            Optional[int]], priority_fee_increase_boundary: int
+    default_priority_fee: Optional[int], fallback_estimate: Dict[str, Wei],
+    priority_fee_increase_boundary: int
 ) -> Callable[[Web3, TxParams], Dict[str, Wei]]
 ```
 
@@ -89,7 +80,7 @@ Get the gas price strategy.
 ```python
 def get_gas_price_strategy_eip1559_polygon(
         gas_endpoint: str,
-        fallback_estimate: Dict[str, Optional[int]],
+        fallback_estimate: Dict[str, Wei],
         speed: Optional[str] = SPEED_FAST
 ) -> Callable[[Any, Any], Dict[str, Wei]]
 ```
diff --git a/docs/package_list.md b/docs/package_list.md
index 873d6302f7..0fdc463aff 100644
--- a/docs/package_list.md
+++ b/docs/package_list.md
@@ -14,7 +14,7 @@
 | contract/fetchai/erc1155/0.22.0                               | `bafybeiff7a6xncyad53o2r7lekpnhexcspze6ocy55xtpzqeuacnlpunm4` |
 | connection/fetchai/gym/0.19.0                                 | `bafybeicqqvl4tt3qbulnkoffciagmfd6p3hxxi3i2mrrqtnbycv757pn6y` |
 | connection/fetchai/stub/0.21.0                                | `bafybeibybboiwgklfiqpkkcw6rwj65s5jalzfzf6mh6fstxdlt6habzwvy` |
-| connection/valory/ledger/0.19.0                               | `bafybeibigvowo52dw3tqwmxkdxtq52qzm6iqw752gpzpi23kgej4k3sum4` |
+| connection/valory/ledger/0.19.0                               | `bafybeigntoericenpzvwejqfuc3kqzo2pscs76qoygg5dbj6f4zxusru5e` |
 | connection/valory/http_server/0.22.0                          | `bafybeihpgu56ovmq4npazdbh6y6ru5i7zuv6wvdglpxavsckyih56smu7m` |
 | connection/valory/p2p_libp2p/0.1.0                            | `bafybeic2u7azbwjny2nhaltqnbohlvysx3x6ectzbege7sxwrbzcz4lcma` |
 | connection/valory/p2p_libp2p_client/0.1.0                     | `bafybeid3xg5k2ol5adflqloy75ibgljmol6xsvzvezebsg7oudxeeolz7e` |
@@ -26,12 +26,12 @@
 | skill/fetchai/error_test_skill/0.1.0                          | `bafybeihsbtlpe7h6fsvoxban5rilkmwviwkokul5cqym6atoolirontiyu` |
 | skill/fetchai/gym/0.20.0                                      | `bafybeie7y2fsxfuhsqxqcaluo5exskmrm5q3a6e2hfcskcuvzvxjjhijh4` |
 | skill/fetchai/http_echo/0.20.0                                | `bafybeicfiri2juaqh3azeit3z3rf44kgxdo6oj4lgxjgvnowq6m7j47qrm` |
-| skill/fetchai/erc1155_client/0.28.0                           | `bafybeigeoxvo3dabzbhjphu2n32wn5bomhv7b6ge6ogcte7qa6h42rwn5a` |
-| skill/fetchai/erc1155_deploy/0.30.0                           | `bafybeialn4tcp4vs7nousugfjpin5r37vhd2qcmphi3fs7ob66kcwb5gu4` |
+| skill/fetchai/erc1155_client/0.28.0                           | `bafybeih7q6b2lcqcbh7rln3mgcnbtzlw7cpzjl23znnz6jj74cc4noahvq` |
+| skill/fetchai/erc1155_deploy/0.30.0                           | `bafybeigoarj6k2czdhhfqzry5w5jn2ux7chszem37zxiqy3232jr2mxs64` |
 | skill/fetchai/error/0.17.0                                    | `bafybeicboomvykqhel3otyv4qg5t3hzpo6kmn5bk4ljluithhuieu7flsm` |
 | skill/fetchai/fipa_dummy_buyer/0.2.0                          | `bafybeidgso7lo5ay44mbxsp3lxilrgeek3ye44e6wus2ayq6kyxfvc3vjm` |
-| skill/fetchai/generic_buyer/0.26.0                            | `bafybeienntvkd7blbbc4p624dop7tz4iejtpi36somhohbi4tmxd63ksr4` |
-| skill/fetchai/generic_seller/0.27.0                           | `bafybeid4y4p2xlnkezvtzhgwfdzrowhul34md64shf3jv5nskpggskc3fm` |
+| skill/fetchai/generic_buyer/0.26.0                            | `bafybeihzzcbki3p5l4nt5spbddx6nzbejv7b6nruhycwaxfrstjwmrfucq` |
+| skill/fetchai/generic_seller/0.27.0                           | `bafybeig3ffbcefeandebzepxabztob5sdkumydzla52k7pvztmjfegwflq` |
 | skill/fetchai/task_test_skill/0.1.0                           | `bafybeidv77u2xl52mnxakwvh7fuh46aiwfpteyof4eaptfd4agoi6cdble` |
 | agent/fetchai/error_test/0.1.0                                | `bafybeiecm675ndzbh35jkejtxn4ughoutztltjhgwzfbp57okabedjmnpq` |
 | agent/fetchai/gym_aea/0.25.0                                  | `bafybeibzn3qomqmkaksgpd3gn6aijffvvw7rojswhoytiovohuc737fvfm` |