--- a/Cargo.lock
+++ b/Cargo.lock
@@ -8998,15 +8998,6 @@
 ]
 
 [[package]]
-name = "rmrk-api-opt"
-version = "0.1.0"
-dependencies = [
- "proc-macro2",
- "quote",
- "syn",
-]
-
-[[package]]
 name = "rmrk-rpc"
 version = "0.0.1"
 dependencies = [
--- a/runtime/unique/src/lib.rs
+++ b/runtime/unique/src/lib.rs
@@ -74,10 +74,9 @@
 	CollectionStats, RpcCollection,
 	mapping::{EvmTokenAddressMapping, CrossTokenAddressMapping},
 	TokenChild, RmrkCollectionInfo, RmrkInstanceInfo, RmrkResourceInfo, RmrkPropertyInfo,
-	RmrkBaseInfo, RmrkPartType, RmrkTheme, RmrkThemeName, RmrkThemeProperty, RmrkCollectionId,
-	RmrkNftId, RmrkAccountIdOrCollectionNftTuple, RmrkNftChild, RmrkPropertyKey, RmrkResourceTypes,
-	RmrkBasicResource, RmrkComposableResource, RmrkSlotResource, RmrkResourceId, RmrkBaseId,
-	RmrkFixedPart, RmrkSlotPart, RmrkString,
+	RmrkBaseInfo, RmrkPartType, RmrkTheme, RmrkThemeName, RmrkCollectionId,
+	RmrkNftId, RmrkNftChild, RmrkPropertyKey,
+	RmrkResourceId, RmrkBaseId,
 };
 
 // use pallet_contracts::weights::WeightInfo;
@@ -1320,51 +1319,51 @@
 			Ok(Default::default())
 		}
 
-		fn collection_by_id(collection_id: RmrkCollectionId) -> Result<Option<RmrkCollectionInfo<AccountId>>, DispatchError> {
+		fn collection_by_id(_collection_id: RmrkCollectionId) -> Result<Option<RmrkCollectionInfo<AccountId>>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn nft_by_id(collection_id: RmrkCollectionId, nft_by_id: RmrkNftId) -> Result<Option<RmrkInstanceInfo<AccountId>>, DispatchError> {
+		fn nft_by_id(_collection_id: RmrkCollectionId, _nft_by_id: RmrkNftId) -> Result<Option<RmrkInstanceInfo<AccountId>>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn account_tokens(account_id: AccountId, collection_id: RmrkCollectionId) -> Result<Vec<RmrkNftId>, DispatchError> {
+		fn account_tokens(_account_id: AccountId, _collection_id: RmrkCollectionId) -> Result<Vec<RmrkNftId>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn nft_children(collection_id: RmrkCollectionId, nft_id: RmrkNftId) -> Result<Vec<RmrkNftChild>, DispatchError> {
+		fn nft_children(_collection_id: RmrkCollectionId, _nft_id: RmrkNftId) -> Result<Vec<RmrkNftChild>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn collection_properties(collection_id: RmrkCollectionId, filter_keys: Option<Vec<RmrkPropertyKey>>) -> Result<Vec<RmrkPropertyInfo>, DispatchError> {
+		fn collection_properties(_collection_id: RmrkCollectionId, _filter_keys: Option<Vec<RmrkPropertyKey>>) -> Result<Vec<RmrkPropertyInfo>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn nft_properties(collection_id: RmrkCollectionId, nft_id: RmrkNftId, filter_keys: Option<Vec<RmrkPropertyKey>>) -> Result<Vec<RmrkPropertyInfo>, DispatchError> {
+		fn nft_properties(_collection_id: RmrkCollectionId, _nft_id: RmrkNftId, _filter_keys: Option<Vec<RmrkPropertyKey>>) -> Result<Vec<RmrkPropertyInfo>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn nft_resources(collection_id: RmrkCollectionId, nft_id: RmrkNftId) -> Result<Vec<RmrkResourceInfo>, DispatchError> {
+		fn nft_resources(_collection_id: RmrkCollectionId, _nft_id: RmrkNftId) -> Result<Vec<RmrkResourceInfo>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn nft_resource_priority(collection_id: RmrkCollectionId, nft_id: RmrkNftId, resource_id: RmrkResourceId) -> Result<Option<u32>, DispatchError> {
+		fn nft_resource_priority(_collection_id: RmrkCollectionId, _nft_id: RmrkNftId, _resource_id: RmrkResourceId) -> Result<Option<u32>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn base(base_id: RmrkBaseId) -> Result<Option<RmrkBaseInfo<AccountId>>, DispatchError> {
+		fn base(_base_id: RmrkBaseId) -> Result<Option<RmrkBaseInfo<AccountId>>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn base_parts(base_id: RmrkBaseId) -> Result<Vec<RmrkPartType>, DispatchError> {
+		fn base_parts(_base_id: RmrkBaseId) -> Result<Vec<RmrkPartType>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn theme_names(base_id: RmrkBaseId) -> Result<Vec<RmrkThemeName>, DispatchError> {
+		fn theme_names(_base_id: RmrkBaseId) -> Result<Vec<RmrkThemeName>, DispatchError> {
 			Ok(Default::default())
 		}
 
-		fn theme(base_id: RmrkBaseId, theme_name: RmrkThemeName, filter_keys: Option<Vec<RmrkPropertyKey>>) -> Result<Option<RmrkTheme>, DispatchError> {
+		fn theme(_base_id: RmrkBaseId, _theme_name: RmrkThemeName, _filter_keys: Option<Vec<RmrkPropertyKey>>) -> Result<Option<RmrkTheme>, DispatchError> {
 			Ok(Default::default())
 		}
 	}