git.delta.rocks / unique-network / refs/commits / fe32b30721a1

--- a/pallets/common/src/erc.rs
+++ b/pallets/common/src/erc.rs
@@ -25,7 +25,8 @@
 use pallet_evm_coder_substrate::dispatch_to_evm;
 use sp_std::vec::Vec;
 use up_data_structs::{
-	Property, SponsoringRateLimit, OwnerRestrictedSet, AccessMode, CollectionPermissions,
+	AccessMode, CollectionMode, CollectionPermissions, OwnerRestrictedSet, Property,
+	SponsoringRateLimit,
 };
 use alloc::format;
 
@@ -408,6 +409,28 @@
 
 		save(self)
 	}
+
+	/// Check that account is the owner or admin of the collection
+	///
+	/// @param user account to verify
+	/// @return "true" if account is the owner or admin
+	fn verify_owner_or_admin(&self, user: address) -> Result<bool> {
+		Ok(check_is_owner_or_admin(user, self)
+			.map(|_| true)
+			.unwrap_or(false))
+	}
+
+	/// Returns collection type
+	///
+	/// @return `Fungible` or `NFT` or `ReFungible`
+	fn unique_collection_type(&mut self) -> Result<string> {
+		let mode = match self.collection.mode {
+			CollectionMode::Fungible(_) => "Fungible",
+			CollectionMode::NFT => "NFT",
+			CollectionMode::ReFungible => "ReFungible",
+		};
+		Ok(mode.into())
+	}
 }
 
 fn check_is_owner_or_admin<T: Config>(
@@ -462,6 +485,11 @@
 		pub fn suffix() -> up_data_structs::PropertyKey {
 			property_key_from_bytes(b"suffix").expect(EXPECT_CONVERT_ERROR)
 		}
+
+		/// Key "parentNft".
+		pub fn parent_nft() -> up_data_structs::PropertyKey {
+			property_key_from_bytes(b"parentNft").expect(EXPECT_CONVERT_ERROR)
+		}
 	}
 
 	/// Values.

--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -1113,6 +1113,26 @@
 		sender: &T::CrossAccountId,
 		property_permission: PropertyKeyPermission,
 	) -> DispatchResult {
+		Self::set_scoped_property_permission(
+			collection,
+			sender,
+			PropertyScope::None,
+			property_permission,
+		)
+	}
+
+	/// Set collection property permission with scope.
+	///
+	/// * `collection` - Collection handler.
+	/// * `sender` - The owner or administrator of the collection.
+	/// * `scope` - Property scope.
+	/// * `property_permission` - Property permission.
+	pub fn set_scoped_property_permission(
+		collection: &CollectionHandle<T>,
+		sender: &T::CrossAccountId,
+		scope: PropertyScope,
+		property_permission: PropertyKeyPermission,
+	) -> DispatchResult {
 		collection.check_is_owner_or_admin(sender)?;
 
 		let all_permissions = CollectionPropertyPermissions::<T>::get(collection.id);
@@ -1126,7 +1146,11 @@
 
 		CollectionPropertyPermissions::<T>::try_mutate(collection.id, |permissions| {
 			let property_permission = property_permission.clone();
-			permissions.try_set(property_permission.key, property_permission.permission)
+			permissions.try_scoped_set(
+				scope,
+				property_permission.key,
+				property_permission.permission,
+			)
 		})
 		.map_err(<Error<T>>::from)?;
 
@@ -1149,8 +1173,29 @@
 		sender: &T::CrossAccountId,
 		property_permissions: Vec<PropertyKeyPermission>,
 	) -> DispatchResult {
+		Self::set_scoped_token_property_permissions(
+			collection,
+			sender,
+			PropertyScope::None,
+			property_permissions,
+		)
+	}
+
+	/// Set token property permission with scope.
+	///
+	/// * `collection` - Collection handler.
+	/// * `sender` - The owner or administrator of the collection.
+	/// * `scope` - Property scope.
+	/// * `property_permissions` - Property permissions.
+	#[transactional]
+	pub fn set_scoped_token_property_permissions(
+		collection: &CollectionHandle<T>,
+		sender: &T::CrossAccountId,
+		scope: PropertyScope,
+		property_permissions: Vec<PropertyKeyPermission>,
+	) -> DispatchResult {
 		for prop_pemission in property_permissions {
-			Self::set_property_permission(collection, sender, prop_pemission)?;
+			Self::set_scoped_property_permission(collection, sender, scope, prop_pemission)?;
 		}
 
 		Ok(())
@@ -1430,6 +1475,9 @@
 			.saturating_mul(max_selfs.max(1) as u64)
 			.saturating_add(Self::burn_recursively_breadth_raw(max_breadth))
 	}
+
+	/// The price of retrieving token owner
+	fn token_owner() -> Weight;
 }
 
 /// Weight info extension trait for refungible pallet.
@@ -1568,7 +1616,7 @@
 	///
 	/// * `sender` - Must be either the owner of the token or its admin.
 	/// * `token_id` - The token for which the properties are being set.
-	/// * `properties` - Properties to be set.
+	/// * `property_permissions` - Property permissions to be set.
 	/// * `budget` - Budget for setting properties.
 	fn set_token_property_permissions(
 		&self,

--- a/pallets/fungible/src/common.rs
+++ b/pallets/fungible/src/common.rs
@@ -103,6 +103,10 @@
 		// Fungible tokens can't have children
 		0
 	}
+
+	fn token_owner() -> Weight {
+		0
+	}
 }
 
 /// Implementation of `CommonCollectionOperations` for `FungibleHandle`. It wraps FungibleHandle Pallete

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--- a/pallets/fungible/src/stubs/UniqueFungible.sol
+++ b/pallets/fungible/src/stubs/UniqueFungible.sol
@@ -31,19 +31,7 @@
 	);
 }
 
-// Selector: 79cc6790
-contract ERC20UniqueExtensions is Dummy, ERC165 {
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 amount) public returns (bool) {
-		require(false, stub_error);
-		from;
-		amount;
-		dummy = 0;
-		return false;
-	}
-}
-
-// Selector: 7d9262e6
+// Selector: 6cf113cd
 contract Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -268,6 +256,42 @@
 		mode;
 		dummy = 0;
 	}
+
+	// Check that account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: verifyOwnerOrAdmin(address) c2282493
+	function verifyOwnerOrAdmin(address user) public view returns (bool) {
+		require(false, stub_error);
+		user;
+		dummy;
+		return false;
+	}
+
+	// Returns collection type
+	//
+	// @return `Fungible` or `NFT` or `ReFungible`
+	//
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() public returns (string memory) {
+		require(false, stub_error);
+		dummy = 0;
+		return "";
+	}
+}
+
+// Selector: 79cc6790
+contract ERC20UniqueExtensions is Dummy, ERC165 {
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 amount) public returns (bool) {
+		require(false, stub_error);
+		from;
+		amount;
+		dummy = 0;
+		return false;
+	}
 }
 
 // Selector: 942e8b22

--- a/pallets/nonfungible/src/benchmarking.rs
+++ b/pallets/nonfungible/src/benchmarking.rs
@@ -17,11 +17,14 @@
 use super::*;
 use crate::{Pallet, Config, NonfungibleHandle};
 
-use sp_std::prelude::*;
-use pallet_common::benchmarking::{create_collection_raw, property_key, property_value};
 use frame_benchmarking::{benchmarks, account};
+use pallet_common::{
+	bench_init,
+	benchmarking::{create_collection_raw, property_key, property_value},
+	CommonCollectionOperations,
+};
+use sp_std::prelude::*;
 use up_data_structs::{CollectionMode, MAX_ITEMS_PER_BATCH, MAX_PROPERTIES_PER_ITEM, budget::Unlimited};
-use pallet_common::bench_init;
 
 const SEED: u32 = 1;
 
@@ -208,4 +211,13 @@
 		<Pallet<T>>::set_token_properties(&collection, &owner, item, props.into_iter(), false, &Unlimited)?;
 		let to_delete = (0..b).map(|k| property_key(k as usize)).collect::<Vec<_>>();
 	}: {<Pallet<T>>::delete_token_properties(&collection, &owner, item, to_delete.into_iter(), &Unlimited)?}
+
+	token_owner {
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			owner: cross_from_sub;
+		};
+		let item = create_max_item(&collection, &owner, owner.clone())?;
+
+	}: {collection.token_owner(item)}
 }

--- a/pallets/nonfungible/src/common.rs
+++ b/pallets/nonfungible/src/common.rs
@@ -118,6 +118,10 @@
 		<SelfWeightOf<T>>::burn_recursively_breadth_plus_self_plus_self_per_each_raw(amount)
 			.saturating_sub(Self::burn_recursively_self_raw().saturating_mul(amount as u64 + 1))
 	}
+
+	fn token_owner() -> Weight {
+		<SelfWeightOf<T>>::token_owner()
+	}
 }
 
 fn map_create_data<T: Config>(

--- a/pallets/nonfungible/src/lib.rs
+++ b/pallets/nonfungible/src/lib.rs
@@ -784,6 +784,23 @@
 		<PalletCommon<T>>::set_token_property_permissions(collection, sender, property_permissions)
 	}
 
+	/// Set property permissions for the token with scope.
+	///
+	/// Sender should be the owner or admin of token's collection.
+	pub fn set_scoped_token_property_permissions(
+		collection: &CollectionHandle<T>,
+		sender: &T::CrossAccountId,
+		scope: PropertyScope,
+		property_permissions: Vec<PropertyKeyPermission>,
+	) -> DispatchResult {
+		<PalletCommon<T>>::set_scoped_token_property_permissions(
+			collection,
+			sender,
+			scope,
+			property_permissions,
+		)
+	}
+
 	/// Set property permissions for the collection.
 	///
 	/// Sender should be the owner or admin of the collection.

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--- a/pallets/nonfungible/src/stubs/UniqueNFT.sol
+++ b/pallets/nonfungible/src/stubs/UniqueNFT.sol
@@ -373,49 +373,7 @@
 	}
 }
 
-// Selector: 780e9d63
-contract ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid NFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
-	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) public view returns (uint256) {
-		require(false, stub_error);
-		index;
-		dummy;
-		return 0;
-	}
-
-	// @dev Not implemented
-	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		public
-		view
-		returns (uint256)
-	{
-		require(false, stub_error);
-		owner;
-		index;
-		dummy;
-		return 0;
-	}
-
-	// @notice Count NFTs tracked by this contract
-	// @return A count of valid NFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-}
-
-// Selector: 7d9262e6
+// Selector: 6cf113cd
 contract Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -640,6 +598,72 @@
 		mode;
 		dummy = 0;
 	}
+
+	// Check that account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: verifyOwnerOrAdmin(address) c2282493
+	function verifyOwnerOrAdmin(address user) public view returns (bool) {
+		require(false, stub_error);
+		user;
+		dummy;
+		return false;
+	}
+
+	// Returns collection type
+	//
+	// @return `Fungible` or `NFT` or `ReFungible`
+	//
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() public returns (string memory) {
+		require(false, stub_error);
+		dummy = 0;
+		return "";
+	}
+}
+
+// Selector: 780e9d63
+contract ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid NFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) public view returns (uint256) {
+		require(false, stub_error);
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @dev Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		public
+		view
+		returns (uint256)
+	{
+		require(false, stub_error);
+		owner;
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @notice Count NFTs tracked by this contract
+	// @return A count of valid NFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
 }
 
 // Selector: d74d154f

--- a/pallets/nonfungible/src/weights.rs
+++ b/pallets/nonfungible/src/weights.rs
@@ -3,7 +3,7 @@
 //! Autogenerated weights for pallet_nonfungible
 //!
 //! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
-//! DATE: 2022-07-20, STEPS: `50`, REPEAT: 80, LOW RANGE: `[]`, HIGH RANGE: `[]`
+//! DATE: 2022-08-01, STEPS: `50`, REPEAT: 80, LOW RANGE: `[]`, HIGH RANGE: `[]`
 //! EXECUTION: None, WASM-EXECUTION: Compiled, CHAIN: None, DB CACHE: 1024
 
 // Executed Command:
@@ -46,6 +46,7 @@
 	fn set_token_property_permissions(b: u32, ) -> Weight;
 	fn set_token_properties(b: u32, ) -> Weight;
 	fn delete_token_properties(b: u32, ) -> Weight;
+	fn token_owner() -> Weight;
 }
 
 /// Weights for pallet_nonfungible using the Substrate node and recommended hardware.
@@ -56,7 +57,7 @@
 	// Storage: Nonfungible TokenData (r:0 w:1)
 	// Storage: Nonfungible Owned (r:0 w:1)
 	fn create_item() -> Weight {
-		(20_328_000 as Weight)
+		(20_909_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(4 as Weight))
 	}
@@ -65,9 +66,9 @@
 	// Storage: Nonfungible TokenData (r:0 w:4)
 	// Storage: Nonfungible Owned (r:0 w:4)
 	fn create_multiple_items(b: u32, ) -> Weight {
-		(10_134_000 as Weight)
-			// Standard Error: 3_000
-			.saturating_add((4_927_000 as Weight).saturating_mul(b as Weight))
+		(12_601_000 as Weight)
+			// Standard Error: 1_000
+			.saturating_add((4_920_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes((2 as Weight).saturating_mul(b as Weight)))
@@ -77,9 +78,9 @@
 	// Storage: Nonfungible TokenData (r:0 w:4)
 	// Storage: Nonfungible Owned (r:0 w:4)
 	fn create_multiple_items_ex(b: u32, ) -> Weight {
-		(5_710_000 as Weight)
-			// Standard Error: 4_000
-			.saturating_add((7_578_000 as Weight).saturating_mul(b as Weight))
+		(0 as Weight)
+			// Standard Error: 3_000
+			.saturating_add((7_734_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(1 as Weight))
 			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
@@ -93,7 +94,7 @@
 	// Storage: Nonfungible Owned (r:0 w:1)
 	// Storage: Nonfungible TokenProperties (r:0 w:1)
 	fn burn_item() -> Weight {
-		(28_433_000 as Weight)
+		(29_746_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(5 as Weight))
 			.saturating_add(T::DbWeight::get().writes(5 as Weight))
 	}
@@ -105,7 +106,7 @@
 	// Storage: Nonfungible Owned (r:0 w:1)
 	// Storage: Nonfungible TokenProperties (r:0 w:1)
 	fn burn_recursively_self_raw() -> Weight {
-		(34_435_000 as Weight)
+		(36_077_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(5 as Weight))
 			.saturating_add(T::DbWeight::get().writes(5 as Weight))
 	}
@@ -119,8 +120,8 @@
 	// Storage: Common CollectionById (r:1 w:0)
 	fn burn_recursively_breadth_plus_self_plus_self_per_each_raw(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_539_000
-			.saturating_add((304_456_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_605_000
+			.saturating_add((312_391_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(7 as Weight))
 			.saturating_add(T::DbWeight::get().reads((4 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(T::DbWeight::get().writes(6 as Weight))
@@ -131,14 +132,14 @@
 	// Storage: Nonfungible Allowance (r:1 w:0)
 	// Storage: Nonfungible Owned (r:0 w:2)
 	fn transfer() -> Weight {
-		(24_376_000 as Weight)
+		(25_248_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(4 as Weight))
 			.saturating_add(T::DbWeight::get().writes(5 as Weight))
 	}
 	// Storage: Nonfungible TokenData (r:1 w:0)
 	// Storage: Nonfungible Allowance (r:1 w:1)
 	fn approve() -> Weight {
-		(15_890_000 as Weight)
+		(16_321_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
@@ -147,7 +148,7 @@
 	// Storage: Nonfungible AccountBalance (r:2 w:2)
 	// Storage: Nonfungible Owned (r:0 w:2)
 	fn transfer_from() -> Weight {
-		(28_634_000 as Weight)
+		(29_325_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(4 as Weight))
 			.saturating_add(T::DbWeight::get().writes(6 as Weight))
 	}
@@ -159,15 +160,15 @@
 	// Storage: Nonfungible Owned (r:0 w:1)
 	// Storage: Nonfungible TokenProperties (r:0 w:1)
 	fn burn_from() -> Weight {
-		(32_201_000 as Weight)
+		(33_323_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(5 as Weight))
 			.saturating_add(T::DbWeight::get().writes(6 as Weight))
 	}
 	// Storage: Common CollectionPropertyPermissions (r:1 w:1)
 	fn set_token_property_permissions(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 57_000
-			.saturating_add((15_232_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 62_000
+			.saturating_add((16_222_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(1 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
@@ -175,8 +176,8 @@
 	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_648_000
-			.saturating_add((288_654_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_750_000
+			.saturating_add((304_476_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
@@ -184,11 +185,16 @@
 	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_632_000
-			.saturating_add((289_190_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_638_000
+			.saturating_add((294_096_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
+	// Storage: Nonfungible TokenData (r:1 w:0)
+	fn token_owner() -> Weight {
+		(2_986_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(1 as Weight))
+	}
 }
 
 // For backwards compatibility and tests
@@ -198,7 +204,7 @@
 	// Storage: Nonfungible TokenData (r:0 w:1)
 	// Storage: Nonfungible Owned (r:0 w:1)
 	fn create_item() -> Weight {
-		(20_328_000 as Weight)
+		(20_909_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(4 as Weight))
 	}
@@ -207,9 +213,9 @@
 	// Storage: Nonfungible TokenData (r:0 w:4)
 	// Storage: Nonfungible Owned (r:0 w:4)
 	fn create_multiple_items(b: u32, ) -> Weight {
-		(10_134_000 as Weight)
-			// Standard Error: 3_000
-			.saturating_add((4_927_000 as Weight).saturating_mul(b as Weight))
+		(12_601_000 as Weight)
+			// Standard Error: 1_000
+			.saturating_add((4_920_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes((2 as Weight).saturating_mul(b as Weight)))
@@ -219,9 +225,9 @@
 	// Storage: Nonfungible TokenData (r:0 w:4)
 	// Storage: Nonfungible Owned (r:0 w:4)
 	fn create_multiple_items_ex(b: u32, ) -> Weight {
-		(5_710_000 as Weight)
-			// Standard Error: 4_000
-			.saturating_add((7_578_000 as Weight).saturating_mul(b as Weight))
+		(0 as Weight)
+			// Standard Error: 3_000
+			.saturating_add((7_734_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
 			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
@@ -235,7 +241,7 @@
 	// Storage: Nonfungible Owned (r:0 w:1)
 	// Storage: Nonfungible TokenProperties (r:0 w:1)
 	fn burn_item() -> Weight {
-		(28_433_000 as Weight)
+		(29_746_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(5 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(5 as Weight))
 	}
@@ -247,7 +253,7 @@
 	// Storage: Nonfungible Owned (r:0 w:1)
 	// Storage: Nonfungible TokenProperties (r:0 w:1)
 	fn burn_recursively_self_raw() -> Weight {
-		(34_435_000 as Weight)
+		(36_077_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(5 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(5 as Weight))
 	}
@@ -261,8 +267,8 @@
 	// Storage: Common CollectionById (r:1 w:0)
 	fn burn_recursively_breadth_plus_self_plus_self_per_each_raw(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_539_000
-			.saturating_add((304_456_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_605_000
+			.saturating_add((312_391_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(7 as Weight))
 			.saturating_add(RocksDbWeight::get().reads((4 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(RocksDbWeight::get().writes(6 as Weight))
@@ -273,14 +279,14 @@
 	// Storage: Nonfungible Allowance (r:1 w:0)
 	// Storage: Nonfungible Owned (r:0 w:2)
 	fn transfer() -> Weight {
-		(24_376_000 as Weight)
+		(25_248_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(5 as Weight))
 	}
 	// Storage: Nonfungible TokenData (r:1 w:0)
 	// Storage: Nonfungible Allowance (r:1 w:1)
 	fn approve() -> Weight {
-		(15_890_000 as Weight)
+		(16_321_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
@@ -289,7 +295,7 @@
 	// Storage: Nonfungible AccountBalance (r:2 w:2)
 	// Storage: Nonfungible Owned (r:0 w:2)
 	fn transfer_from() -> Weight {
-		(28_634_000 as Weight)
+		(29_325_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(6 as Weight))
 	}
@@ -301,15 +307,15 @@
 	// Storage: Nonfungible Owned (r:0 w:1)
 	// Storage: Nonfungible TokenProperties (r:0 w:1)
 	fn burn_from() -> Weight {
-		(32_201_000 as Weight)
+		(33_323_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(5 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(6 as Weight))
 	}
 	// Storage: Common CollectionPropertyPermissions (r:1 w:1)
 	fn set_token_property_permissions(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 57_000
-			.saturating_add((15_232_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 62_000
+			.saturating_add((16_222_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
@@ -317,8 +323,8 @@
 	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_648_000
-			.saturating_add((288_654_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_750_000
+			.saturating_add((304_476_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
@@ -326,9 +332,14 @@
 	// Storage: Nonfungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_632_000
-			.saturating_add((289_190_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_638_000
+			.saturating_add((294_096_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
+	// Storage: Nonfungible TokenData (r:1 w:0)
+	fn token_owner() -> Weight {
+		(2_986_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
+	}
 }

--- a/pallets/refungible/src/benchmarking.rs
+++ b/pallets/refungible/src/benchmarking.rs
@@ -17,25 +17,26 @@
 use super::*;
 use crate::{Pallet, Config, RefungibleHandle};
 
+use core::convert::TryInto;
+use core::iter::IntoIterator;
+use frame_benchmarking::{benchmarks, account};
+use pallet_common::{
+	bench_init,
+	benchmarking::{create_collection_raw, property_key, property_value, create_data},
+};
+use sp_core::H160;
 use sp_std::prelude::*;
-use pallet_common::benchmarking::{create_collection_raw, property_key, property_value, create_data};
-use frame_benchmarking::{benchmarks, account};
 use up_data_structs::{
 	CollectionMode, MAX_ITEMS_PER_BATCH, MAX_PROPERTIES_PER_ITEM, CUSTOM_DATA_LIMIT,
 	budget::Unlimited,
 };
-use pallet_common::bench_init;
-use core::convert::TryInto;
-use core::iter::IntoIterator;
 
 const SEED: u32 = 1;
 
 fn create_max_item_data<CrossAccountId: Ord>(
 	users: impl IntoIterator<Item = (CrossAccountId, u128)>,
 ) -> CreateRefungibleExData<CrossAccountId> {
-	let const_data = create_data::<CUSTOM_DATA_LIMIT>();
 	CreateRefungibleExData {
-		const_data,
 		users: users
 			.into_iter()
 			.collect::<BTreeMap<_, _>>()
@@ -44,6 +45,7 @@
 		properties: Default::default(),
 	}
 }
+
 fn create_max_item<T: Config>(
 	collection: &RefungibleHandle<T>,
 	sender: &T::CrossAccountId,
@@ -59,11 +61,12 @@
 ) -> Result<RefungibleHandle<T>, DispatchError> {
 	create_collection_raw(
 		owner,
-		CollectionMode::NFT,
+		CollectionMode::ReFungible,
 		<Pallet<T>>::init_collection,
 		RefungibleHandle::cast,
 	)
 }
+
 benchmarks! {
 	create_item {
 		bench_init!{
@@ -277,4 +280,21 @@
 		};
 		let item = create_max_item(&collection, &sender, [(owner.clone(), 100)])?;
 	}: {<Pallet<T>>::repartition(&collection, &owner, item, 200)?}
+
+	set_parent_nft_unchecked {
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			sender: cross_from_sub(owner); owner: cross_sub;
+		};
+		let item = create_max_item(&collection, &sender, [(owner.clone(), 100)])?;
+
+	}: {<Pallet<T>>::set_parent_nft_unchecked(&collection, item, owner,  T::CrossAccountId::from_eth(H160::default()))?}
+
+	token_owner {
+		bench_init!{
+			owner: sub; collection: collection(owner);
+			sender: cross_from_sub(owner); owner: cross_sub;
+		};
+		let item = create_max_item(&collection, &sender, [(owner.clone(), 100)])?;
+	}: {<Pallet<T>>::token_owner(collection.id, item)}
 }

--- a/pallets/refungible/src/common.rs
+++ b/pallets/refungible/src/common.rs
@@ -148,6 +148,10 @@
 		// Refungible token can't have children
 		0
 	}
+
+	fn token_owner() -> Weight {
+		<SelfWeightOf<T>>::token_owner()
+	}
 }
 
 fn map_create_data<T: Config>(

--- a/pallets/refungible/src/erc.rs
+++ b/pallets/refungible/src/erc.rs
@@ -41,8 +41,8 @@
 use sp_core::H160;
 use sp_std::{collections::btree_map::BTreeMap, vec::Vec, vec};
 use up_data_structs::{
-	CollectionId, CollectionPropertiesVec, Property, PropertyKey, PropertyKeyPermission,
-	PropertyPermission, TokenId,
+	CollectionId, CollectionPropertiesVec, mapping::TokenAddressMapping, Property, PropertyKey,
+	PropertyKeyPermission, PropertyPermission, TokenId,
 };
 
 use crate::{
@@ -413,7 +413,7 @@
 }
 
 /// Returns amount of pieces of `token` that `owner` have
-fn balance<T: Config>(
+pub fn balance<T: Config>(
 	collection: &RefungibleHandle<T>,
 	token: TokenId,
 	owner: &T::CrossAccountId,
@@ -424,7 +424,7 @@
 }
 
 /// Throws if `owner_balance` is lower than total amount of `token` pieces
-fn ensure_single_owner<T: Config>(
+pub fn ensure_single_owner<T: Config>(
 	collection: &RefungibleHandle<T>,
 	token: TokenId,
 	owner_balance: u128,
@@ -788,6 +788,16 @@
 			.map_err(dispatch_to_evm::<T>)?;
 		Ok(true)
 	}
+
+	/// Returns EVM address for refungible token
+	///
+	/// @param token ID of the token
+	fn token_contract_address(&self, token: uint256) -> Result<address> {
+		Ok(T::EvmTokenAddressMapping::token_to_address(
+			self.id,
+			token.try_into().map_err(|_| "token id overflow")?,
+		))
+	}
 }
 
 #[solidity_interface(

--- a/pallets/refungible/src/erc_token.rs
+++ b/pallets/refungible/src/erc_token.rs
@@ -20,29 +20,95 @@
 //! Method implementations are mostly doing parameter conversion and calling Nonfungible Pallet methods.
 
 extern crate alloc;
+
+#[cfg(not(feature = "std"))]
+use alloc::format;
+
 use core::{
 	char::{REPLACEMENT_CHARACTER, decode_utf16},
 	convert::TryInto,
 	ops::Deref,
 };
-use evm_coder::{ToLog, execution::*, generate_stubgen, solidity_interface, types::*, weight};
+use evm_coder::{ToLog, execution::*, generate_stubgen, solidity, solidity_interface, types::*, weight};
 use pallet_common::{
 	CommonWeightInfo,
-	erc::{CommonEvmHandler, PrecompileResult},
+	erc::{CommonEvmHandler, PrecompileResult, static_property::key},
+	eth::map_eth_to_id,
 };
 use pallet_evm::{account::CrossAccountId, PrecompileHandle};
 use pallet_evm_coder_substrate::{call, dispatch_to_evm, WithRecorder};
 use pallet_structure::{SelfWeightOf as StructureWeight, weights::WeightInfo as _};
+use sp_core::H160;
 use sp_std::vec::Vec;
-use up_data_structs::TokenId;
+use up_data_structs::{mapping::TokenAddressMapping, PropertyScope, TokenId};
 
 use crate::{
 	Allowance, Balance, common::CommonWeights, Config, Pallet, RefungibleHandle, SelfWeightOf,
-	weights::WeightInfo, TotalSupply,
+	TokenProperties, TotalSupply, weights::WeightInfo,
 };
 
 pub struct RefungibleTokenHandle<T: Config>(pub RefungibleHandle<T>, pub TokenId);
 
+#[solidity_interface(name = "ERC1633")]
+impl<T: Config> RefungibleTokenHandle<T> {
+	fn parent_token(&self) -> Result<address> {
+		self.consume_store_reads(2)?;
+		let props = <TokenProperties<T>>::get((self.id, self.1));
+		let key = key::parent_nft();
+
+		let key_scoped = PropertyScope::Eth
+			.apply(key)
+			.expect("property key shouldn't exceed length limit");
+		if let Some(value) = props.get(&key_scoped) {
+			Ok(H160::from_slice(value.as_slice()))
+		} else {
+			Ok(*T::CrossTokenAddressMapping::token_to_address(self.id, self.1).as_eth())
+		}
+	}
+
+	fn parent_token_id(&self) -> Result<uint256> {
+		self.consume_store_reads(2)?;
+		let props = <TokenProperties<T>>::get((self.id, self.1));
+		let key = key::parent_nft();
+
+		let key_scoped = PropertyScope::Eth
+			.apply(key)
+			.expect("property key shouldn't exceed length limit");
+		if let Some(value) = props.get(&key_scoped) {
+			let nft_token_address = H160::from_slice(value.as_slice());
+			let nft_token_account = T::CrossAccountId::from_eth(nft_token_address);
+			let (_, token_id) = T::CrossTokenAddressMapping::address_to_token(&nft_token_account)
+				.ok_or("parent NFT should contain NFT token address")?;
+
+			Ok(token_id.into())
+		} else {
+			Ok(self.1.into())
+		}
+	}
+}
+
+#[solidity_interface(name = "ERC1633UniqueExtensions")]
+impl<T: Config> RefungibleTokenHandle<T> {
+	#[solidity(rename_selector = "setParentNFT")]
+	#[weight(<CommonWeights<T>>::token_owner() + <SelfWeightOf<T>>::set_parent_nft_unchecked())]
+	fn set_parent_nft(
+		&mut self,
+		caller: caller,
+		collection: address,
+		nft_id: uint256,
+	) -> Result<bool> {
+		self.consume_store_reads(1)?;
+		let caller = T::CrossAccountId::from_eth(caller);
+		let nft_collection = map_eth_to_id(&collection).ok_or("collection not found")?;
+		let nft_token = nft_id.try_into()?;
+
+		<Pallet<T>>::set_parent_nft(&self.0, self.1, caller, nft_collection, nft_token)
+			.map_err(dispatch_to_evm::<T>)?;
+
+		Ok(true)
+	}
+}
+
 #[derive(ToLog)]
 pub enum ERC20Events {
 	/// @dev This event is emitted when the amount of tokens (value) is sent
@@ -120,7 +186,7 @@
 			.weight_calls_budget(<StructureWeight<T>>::find_parent());
 
 		<Pallet<T>>::transfer(self, &caller, &to, self.1, amount, &budget)
-			.map_err(|_| "transfer error")?;
+			.map_err(dispatch_to_evm::<T>)?;
 		Ok(true)
 	}
 
@@ -239,7 +305,10 @@
 	}
 }
 
-#[solidity_interface(name = "UniqueRefungibleToken", is(ERC20, ERC20UniqueExtensions,))]
+#[solidity_interface(
+	name = "UniqueRefungibleToken",
+	is(ERC20, ERC20UniqueExtensions, ERC1633, ERC1633UniqueExtensions)
+)]
 impl<T: Config> RefungibleTokenHandle<T> where T::AccountId: From<[u8; 32]> {}
 
 generate_stubgen!(gen_impl, UniqueRefungibleTokenCall<()>, true);

--- a/pallets/refungible/src/lib.rs
+++ b/pallets/refungible/src/lib.rs
@@ -99,8 +99,12 @@
 use pallet_evm::{account::CrossAccountId, Pallet as PalletEvm};
 use pallet_evm_coder_substrate::WithRecorder;
 use pallet_common::{
-	CommonCollectionOperations, Error as CommonError, Event as CommonEvent,
-	eth::collection_id_to_address, Pallet as PalletCommon,
+	CollectionHandle, CommonCollectionOperations,
+	dispatch::CollectionDispatch,
+	erc::static_property::{key, property_value_from_bytes},
+	Error as CommonError,
+	eth::collection_id_to_address,
+	Event as CommonEvent, Pallet as PalletCommon,
 };
 use pallet_structure::Pallet as PalletStructure;
 use scale_info::TypeInfo;
@@ -108,10 +112,10 @@
 use sp_runtime::{ArithmeticError, DispatchError, DispatchResult, TransactionOutcome};
 use sp_std::{vec::Vec, vec, collections::btree_map::BTreeMap};
 use up_data_structs::{
-	AccessMode, budget::Budget, CollectionId, CreateCollectionData, CustomDataLimit,
-	mapping::TokenAddressMapping, MAX_REFUNGIBLE_PIECES, MAX_ITEMS_PER_BATCH, TokenId, Property,
-	PropertyKey, PropertyKeyPermission, PropertyPermission, PropertyScope, PropertyValue,
-	TrySetProperty, CollectionPropertiesVec,
+	AccessMode, budget::Budget, CollectionId, CollectionMode, CollectionPropertiesVec,
+	CreateCollectionData, CustomDataLimit, mapping::TokenAddressMapping, MAX_ITEMS_PER_BATCH,
+	MAX_REFUNGIBLE_PIECES, Property, PropertyKey, PropertyKeyPermission, PropertyPermission,
+	PropertyScope, PropertyValue, TokenId, TrySetProperty,
 };
 use frame_support::BoundedBTreeMap;
 use derivative::Derivative;
@@ -1341,6 +1345,20 @@
 		<PalletCommon<T>>::set_token_property_permissions(collection, sender, property_permissions)
 	}
 
+	pub fn set_scoped_token_property_permissions(
+		collection: &RefungibleHandle<T>,
+		sender: &T::CrossAccountId,
+		scope: PropertyScope,
+		property_permissions: Vec<PropertyKeyPermission>,
+	) -> DispatchResult {
+		<PalletCommon<T>>::set_scoped_token_property_permissions(
+			collection,
+			sender,
+			scope,
+			property_permissions,
+		)
+	}
+
 	/// Returns 10 token in no particular order.
 	///
 	/// There is no direct way to get token holders in ascending order,
@@ -1362,4 +1380,68 @@
 			Some(res)
 		}
 	}
+
+	/// Sets the NFT token as a parent for the RFT token
+	///
+	/// Throws if `sender` is not the owner of the NFT token.
+	/// Throws if `sender` is not the owner of all of the RFT token pieces.
+	pub fn set_parent_nft(
+		collection: &RefungibleHandle<T>,
+		rft_token_id: TokenId,
+		sender: T::CrossAccountId,
+		nft_collection: CollectionId,
+		nft_token: TokenId,
+	) -> DispatchResult {
+		let handle = <CollectionHandle<T>>::try_get(nft_collection)?;
+		if handle.mode != CollectionMode::NFT {
+			return Err("Only NFT token could be parent to RFT".into());
+		}
+		let dispatch = T::CollectionDispatch::dispatch(handle);
+		let dispatch = dispatch.as_dyn();
+
+		let owner = dispatch.token_owner(nft_token).ok_or("owner not found")?;
+		if owner != sender {
+			return Err("Only owned token could be set as parent".into());
+		}
+
+		let nft_token_address =
+			T::CrossTokenAddressMapping::token_to_address(nft_collection, nft_token);
+
+		Self::set_parent_nft_unchecked(collection, rft_token_id, sender, nft_token_address)
+	}
+
+	/// Sets the NFT token as a parent for the RFT token
+	///
+	/// `sender` should be the owner of the NFT token.
+	/// Throws if `sender` is not the owner of all of the RFT token pieces.
+	pub fn set_parent_nft_unchecked(
+		collection: &RefungibleHandle<T>,
+		rft_token_id: TokenId,
+		sender: T::CrossAccountId,
+		nft_token_address: T::CrossAccountId,
+	) -> DispatchResult {
+		let owner_balance = <Balance<T>>::get((collection.id, rft_token_id, &sender));
+		let total_supply = <TotalSupply<T>>::get((collection.id, rft_token_id));
+		if total_supply != owner_balance {
+			return Err("token has multiple owners".into());
+		}
+
+		let parent_nft_property_key = key::parent_nft();
+
+		let parent_nft_property_value =
+			property_value_from_bytes(&nft_token_address.as_eth().to_fixed_bytes())
+				.expect("address should fit in value length limit");
+
+		<Pallet<T>>::set_scoped_token_property(
+			collection.id,
+			rft_token_id,
+			PropertyScope::Eth,
+			Property {
+				key: parent_nft_property_key,
+				value: parent_nft_property_value,
+			},
+		)?;
+
+		Ok(())
+	}
 }

binary blob — no preview

--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -371,49 +371,7 @@
 	}
 }
 
-// Selector: 780e9d63
-contract ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid RFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
-	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) public view returns (uint256) {
-		require(false, stub_error);
-		index;
-		dummy;
-		return 0;
-	}
-
-	// Not implemented
-	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		public
-		view
-		returns (uint256)
-	{
-		require(false, stub_error);
-		owner;
-		index;
-		dummy;
-		return 0;
-	}
-
-	// @notice Count RFTs tracked by this contract
-	// @return A count of valid RFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-}
-
-// Selector: 7d9262e6
+// Selector: 6cf113cd
 contract Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -638,9 +596,75 @@
 		mode;
 		dummy = 0;
 	}
+
+	// Check that account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: verifyOwnerOrAdmin(address) c2282493
+	function verifyOwnerOrAdmin(address user) public view returns (bool) {
+		require(false, stub_error);
+		user;
+		dummy;
+		return false;
+	}
+
+	// Returns collection type
+	//
+	// @return `Fungible` or `NFT` or `ReFungible`
+	//
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() public returns (string memory) {
+		require(false, stub_error);
+		dummy = 0;
+		return "";
+	}
+}
+
+// Selector: 780e9d63
+contract ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid RFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) public view returns (uint256) {
+		require(false, stub_error);
+		index;
+		dummy;
+		return 0;
+	}
+
+	// Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		public
+		view
+		returns (uint256)
+	{
+		require(false, stub_error);
+		owner;
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @notice Count RFTs tracked by this contract
+	// @return A count of valid RFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
 }
 
-// Selector: d74d154f
+// Selector: 7c3bef89
 contract ERC721UniqueExtensions is Dummy, ERC165 {
 	// @notice Transfer ownership of an RFT
 	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
@@ -719,6 +743,18 @@
 		dummy = 0;
 		return false;
 	}
+
+	// Returns EVM address for refungible token
+	//
+	// @param token ID of the token
+	//
+	// Selector: tokenContractAddress(uint256) ab76fac6
+	function tokenContractAddress(uint256 token) public view returns (address) {
+		require(false, stub_error);
+		token;
+		dummy;
+		return 0x0000000000000000000000000000000000000000;
+	}
 }
 
 contract UniqueRefungible is

binary blob — no preview

--- a/pallets/refungible/src/stubs/UniqueRefungibleToken.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungibleToken.sol
@@ -31,6 +31,38 @@
 	);
 }
 
+// Selector: 042f1106
+contract ERC1633UniqueExtensions is Dummy, ERC165 {
+	// Selector: setParentNFT(address,uint256) 042f1106
+	function setParentNFT(address collection, uint256 nftId)
+		public
+		returns (bool)
+	{
+		require(false, stub_error);
+		collection;
+		nftId;
+		dummy = 0;
+		return false;
+	}
+}
+
+// Selector: 5755c3f2
+contract ERC1633 is Dummy, ERC165 {
+	// Selector: parentToken() 80a54001
+	function parentToken() public view returns (address) {
+		require(false, stub_error);
+		dummy;
+		return 0x0000000000000000000000000000000000000000;
+	}
+
+	// Selector: parentTokenId() d7f083f3
+	function parentTokenId() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+}
+
 // Selector: 942e8b22
 contract ERC20 is Dummy, ERC165, ERC20Events {
 	// @return the name of the token.
@@ -178,4 +210,11 @@
 	}
 }
 
-contract UniqueRefungibleToken is Dummy, ERC165, ERC20, ERC20UniqueExtensions {}
+contract UniqueRefungibleToken is
+	Dummy,
+	ERC165,
+	ERC20,
+	ERC20UniqueExtensions,
+	ERC1633,
+	ERC1633UniqueExtensions
+{}

--- a/pallets/refungible/src/weights.rs
+++ b/pallets/refungible/src/weights.rs
@@ -3,7 +3,7 @@
 //! Autogenerated weights for pallet_refungible
 //!
 //! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
-//! DATE: 2022-07-20, STEPS: `50`, REPEAT: 80, LOW RANGE: `[]`, HIGH RANGE: `[]`
+//! DATE: 2022-08-01, STEPS: `50`, REPEAT: 80, LOW RANGE: `[]`, HIGH RANGE: `[]`
 //! EXECUTION: None, WASM-EXECUTION: Compiled, CHAIN: None, DB CACHE: 1024
 
 // Executed Command:
@@ -53,6 +53,8 @@
 	fn set_token_properties(b: u32, ) -> Weight;
 	fn delete_token_properties(b: u32, ) -> Weight;
 	fn repartition_item() -> Weight;
+	fn set_parent_nft_unchecked() -> Weight;
+	fn token_owner() -> Weight;
 }
 
 /// Weights for pallet_refungible using the Substrate node and recommended hardware.
@@ -65,7 +67,7 @@
 	// Storage: Refungible TokenData (r:0 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn create_item() -> Weight {
-		(21_310_000 as Weight)
+		(25_197_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(6 as Weight))
 	}
@@ -76,9 +78,9 @@
 	// Storage: Refungible TokenData (r:0 w:4)
 	// Storage: Refungible Owned (r:0 w:4)
 	fn create_multiple_items(b: u32, ) -> Weight {
-		(9_552_000 as Weight)
+		(10_852_000 as Weight)
 			// Standard Error: 2_000
-			.saturating_add((7_056_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add((8_087_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes((4 as Weight).saturating_mul(b as Weight)))
@@ -90,9 +92,9 @@
 	// Storage: Refungible TokenData (r:0 w:4)
 	// Storage: Refungible Owned (r:0 w:4)
 	fn create_multiple_items_ex_multiple_items(b: u32, ) -> Weight {
-		(4_857_000 as Weight)
+		(9_978_000 as Weight)
 			// Standard Error: 2_000
-			.saturating_add((9_838_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add((10_848_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(1 as Weight))
 			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
@@ -105,9 +107,9 @@
 	// Storage: Refungible Balance (r:0 w:4)
 	// Storage: Refungible Owned (r:0 w:4)
 	fn create_multiple_items_ex_multiple_owners(b: u32, ) -> Weight {
-		(11_335_000 as Weight)
+		(15_419_000 as Weight)
 			// Standard Error: 2_000
-			.saturating_add((6_784_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add((7_813_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(1 as Weight))
 			.saturating_add(T::DbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(T::DbWeight::get().writes(3 as Weight))
@@ -118,7 +120,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn burn_item_partial() -> Weight {
-		(21_239_000 as Weight)
+		(25_578_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(3 as Weight))
 			.saturating_add(T::DbWeight::get().writes(4 as Weight))
 	}
@@ -130,13 +132,13 @@
 	// Storage: Refungible Owned (r:0 w:1)
 	// Storage: Refungible TokenProperties (r:0 w:1)
 	fn burn_item_fully() -> Weight {
-		(29_426_000 as Weight)
+		(33_593_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(4 as Weight))
 			.saturating_add(T::DbWeight::get().writes(7 as Weight))
 	}
 	// Storage: Refungible Balance (r:2 w:2)
 	fn transfer_normal() -> Weight {
-		(17_743_000 as Weight)
+		(21_049_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(2 as Weight))
 	}
@@ -144,7 +146,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_creating() -> Weight {
-		(20_699_000 as Weight)
+		(24_646_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(3 as Weight))
 			.saturating_add(T::DbWeight::get().writes(4 as Weight))
 	}
@@ -152,7 +154,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_removing() -> Weight {
-		(22_833_000 as Weight)
+		(26_570_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(3 as Weight))
 			.saturating_add(T::DbWeight::get().writes(4 as Weight))
 	}
@@ -160,21 +162,21 @@
 	// Storage: Refungible AccountBalance (r:2 w:2)
 	// Storage: Refungible Owned (r:0 w:2)
 	fn transfer_creating_removing() -> Weight {
-		(24_936_000 as Weight)
+		(28_906_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(4 as Weight))
 			.saturating_add(T::DbWeight::get().writes(6 as Weight))
 	}
 	// Storage: Refungible Balance (r:1 w:0)
 	// Storage: Refungible Allowance (r:0 w:1)
 	fn approve() -> Weight {
-		(13_446_000 as Weight)
+		(16_451_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(1 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
 	// Storage: Refungible Allowance (r:1 w:1)
 	// Storage: Refungible Balance (r:2 w:2)
 	fn transfer_from_normal() -> Weight {
-		(24_777_000 as Weight)
+		(29_545_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(3 as Weight))
 			.saturating_add(T::DbWeight::get().writes(3 as Weight))
 	}
@@ -183,7 +185,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_from_creating() -> Weight {
-		(28_483_000 as Weight)
+		(33_392_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(4 as Weight))
 			.saturating_add(T::DbWeight::get().writes(5 as Weight))
 	}
@@ -192,7 +194,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_from_removing() -> Weight {
-		(29_896_000 as Weight)
+		(35_446_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(4 as Weight))
 			.saturating_add(T::DbWeight::get().writes(5 as Weight))
 	}
@@ -201,7 +203,7 @@
 	// Storage: Refungible AccountBalance (r:2 w:2)
 	// Storage: Refungible Owned (r:0 w:2)
 	fn transfer_from_creating_removing() -> Weight {
-		(32_070_000 as Weight)
+		(37_762_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(5 as Weight))
 			.saturating_add(T::DbWeight::get().writes(7 as Weight))
 	}
@@ -214,15 +216,15 @@
 	// Storage: Refungible Owned (r:0 w:1)
 	// Storage: Refungible TokenProperties (r:0 w:1)
 	fn burn_from() -> Weight {
-		(36_789_000 as Weight)
+		(42_620_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(5 as Weight))
 			.saturating_add(T::DbWeight::get().writes(8 as Weight))
 	}
 	// Storage: Common CollectionPropertyPermissions (r:1 w:1)
 	fn set_token_property_permissions(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 62_000
-			.saturating_add((15_803_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 65_000
+			.saturating_add((16_513_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(1 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
@@ -230,8 +232,8 @@
 	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_668_000
-			.saturating_add((302_308_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_583_000
+			.saturating_add((291_392_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
@@ -239,18 +241,31 @@
 	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_619_000
-			.saturating_add((294_574_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_699_000
+			.saturating_add((293_270_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(1 as Weight))
 	}
 	// Storage: Refungible TotalSupply (r:1 w:1)
 	// Storage: Refungible Balance (r:1 w:1)
 	fn repartition_item() -> Weight {
-		(8_325_000 as Weight)
+		(19_206_000 as Weight)
 			.saturating_add(T::DbWeight::get().reads(2 as Weight))
 			.saturating_add(T::DbWeight::get().writes(2 as Weight))
 	}
+	// Storage: Refungible Balance (r:1 w:0)
+	// Storage: Refungible TotalSupply (r:1 w:0)
+	// Storage: Refungible TokenProperties (r:1 w:1)
+	fn set_parent_nft_unchecked() -> Weight {
+		(10_189_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(3 as Weight))
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+	}
+	// Storage: Refungible Balance (r:2 w:0)
+	fn token_owner() -> Weight {
+		(8_205_000 as Weight)
+			.saturating_add(T::DbWeight::get().reads(2 as Weight))
+	}
 }
 
 // For backwards compatibility and tests
@@ -262,7 +277,7 @@
 	// Storage: Refungible TokenData (r:0 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn create_item() -> Weight {
-		(21_310_000 as Weight)
+		(25_197_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(6 as Weight))
 	}
@@ -273,9 +288,9 @@
 	// Storage: Refungible TokenData (r:0 w:4)
 	// Storage: Refungible Owned (r:0 w:4)
 	fn create_multiple_items(b: u32, ) -> Weight {
-		(9_552_000 as Weight)
+		(10_852_000 as Weight)
 			// Standard Error: 2_000
-			.saturating_add((7_056_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add((8_087_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes((4 as Weight).saturating_mul(b as Weight)))
@@ -287,9 +302,9 @@
 	// Storage: Refungible TokenData (r:0 w:4)
 	// Storage: Refungible Owned (r:0 w:4)
 	fn create_multiple_items_ex_multiple_items(b: u32, ) -> Weight {
-		(4_857_000 as Weight)
+		(9_978_000 as Weight)
 			// Standard Error: 2_000
-			.saturating_add((9_838_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add((10_848_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
 			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
@@ -302,9 +317,9 @@
 	// Storage: Refungible Balance (r:0 w:4)
 	// Storage: Refungible Owned (r:0 w:4)
 	fn create_multiple_items_ex_multiple_owners(b: u32, ) -> Weight {
-		(11_335_000 as Weight)
+		(15_419_000 as Weight)
 			// Standard Error: 2_000
-			.saturating_add((6_784_000 as Weight).saturating_mul(b as Weight))
+			.saturating_add((7_813_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
 			.saturating_add(RocksDbWeight::get().reads((1 as Weight).saturating_mul(b as Weight)))
 			.saturating_add(RocksDbWeight::get().writes(3 as Weight))
@@ -315,7 +330,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn burn_item_partial() -> Weight {
-		(21_239_000 as Weight)
+		(25_578_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(4 as Weight))
 	}
@@ -327,13 +342,13 @@
 	// Storage: Refungible Owned (r:0 w:1)
 	// Storage: Refungible TokenProperties (r:0 w:1)
 	fn burn_item_fully() -> Weight {
-		(29_426_000 as Weight)
+		(33_593_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(7 as Weight))
 	}
 	// Storage: Refungible Balance (r:2 w:2)
 	fn transfer_normal() -> Weight {
-		(17_743_000 as Weight)
+		(21_049_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
 	}
@@ -341,7 +356,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_creating() -> Weight {
-		(20_699_000 as Weight)
+		(24_646_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(4 as Weight))
 	}
@@ -349,7 +364,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_removing() -> Weight {
-		(22_833_000 as Weight)
+		(26_570_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(4 as Weight))
 	}
@@ -357,21 +372,21 @@
 	// Storage: Refungible AccountBalance (r:2 w:2)
 	// Storage: Refungible Owned (r:0 w:2)
 	fn transfer_creating_removing() -> Weight {
-		(24_936_000 as Weight)
+		(28_906_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(6 as Weight))
 	}
 	// Storage: Refungible Balance (r:1 w:0)
 	// Storage: Refungible Allowance (r:0 w:1)
 	fn approve() -> Weight {
-		(13_446_000 as Weight)
+		(16_451_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
 	// Storage: Refungible Allowance (r:1 w:1)
 	// Storage: Refungible Balance (r:2 w:2)
 	fn transfer_from_normal() -> Weight {
-		(24_777_000 as Weight)
+		(29_545_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(3 as Weight))
 	}
@@ -380,7 +395,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_from_creating() -> Weight {
-		(28_483_000 as Weight)
+		(33_392_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(5 as Weight))
 	}
@@ -389,7 +404,7 @@
 	// Storage: Refungible AccountBalance (r:1 w:1)
 	// Storage: Refungible Owned (r:0 w:1)
 	fn transfer_from_removing() -> Weight {
-		(29_896_000 as Weight)
+		(35_446_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(4 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(5 as Weight))
 	}
@@ -398,7 +413,7 @@
 	// Storage: Refungible AccountBalance (r:2 w:2)
 	// Storage: Refungible Owned (r:0 w:2)
 	fn transfer_from_creating_removing() -> Weight {
-		(32_070_000 as Weight)
+		(37_762_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(5 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(7 as Weight))
 	}
@@ -411,15 +426,15 @@
 	// Storage: Refungible Owned (r:0 w:1)
 	// Storage: Refungible TokenProperties (r:0 w:1)
 	fn burn_from() -> Weight {
-		(36_789_000 as Weight)
+		(42_620_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(5 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(8 as Weight))
 	}
 	// Storage: Common CollectionPropertyPermissions (r:1 w:1)
 	fn set_token_property_permissions(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 62_000
-			.saturating_add((15_803_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 65_000
+			.saturating_add((16_513_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(1 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
@@ -427,8 +442,8 @@
 	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn set_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_668_000
-			.saturating_add((302_308_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_583_000
+			.saturating_add((291_392_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
@@ -436,16 +451,29 @@
 	// Storage: Refungible TokenProperties (r:1 w:1)
 	fn delete_token_properties(b: u32, ) -> Weight {
 		(0 as Weight)
-			// Standard Error: 1_619_000
-			.saturating_add((294_574_000 as Weight).saturating_mul(b as Weight))
+			// Standard Error: 1_699_000
+			.saturating_add((293_270_000 as Weight).saturating_mul(b as Weight))
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
 	}
 	// Storage: Refungible TotalSupply (r:1 w:1)
 	// Storage: Refungible Balance (r:1 w:1)
 	fn repartition_item() -> Weight {
-		(8_325_000 as Weight)
+		(19_206_000 as Weight)
 			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
 			.saturating_add(RocksDbWeight::get().writes(2 as Weight))
 	}
+	// Storage: Refungible Balance (r:1 w:0)
+	// Storage: Refungible TotalSupply (r:1 w:0)
+	// Storage: Refungible TokenProperties (r:1 w:1)
+	fn set_parent_nft_unchecked() -> Weight {
+		(10_189_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(3 as Weight))
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+	}
+	// Storage: Refungible Balance (r:2 w:0)
+	fn token_owner() -> Weight {
+		(8_205_000 as Weight)
+			.saturating_add(RocksDbWeight::get().reads(2 as Weight))
+	}
 }

--- a/pallets/unique/src/eth/mod.rs
+++ b/pallets/unique/src/eth/mod.rs
@@ -17,26 +17,29 @@
 //! Implementation of CollectionHelpers contract.
 
 use core::marker::PhantomData;
-use evm_coder::{execution::*, generate_stubgen, solidity_interface, solidity, weight, types::*};
 use ethereum as _;
-use pallet_evm_coder_substrate::{SubstrateRecorder, WithRecorder};
-use pallet_evm::{OnMethodCall, PrecompileResult, account::CrossAccountId, PrecompileHandle};
-use up_data_structs::{
-	CollectionName, CollectionDescription, CollectionTokenPrefix, CreateCollectionData,
-	CollectionMode, PropertyValue,
-};
+use evm_coder::{execution::*, generate_stubgen, solidity_interface, solidity, weight, types::*};
 use frame_support::traits::Get;
 use pallet_common::{
-	CollectionById,
+	CollectionById, CollectionHandle,
+	dispatch::CollectionDispatch,
 	erc::{
+		CollectionHelpersEvents,
 		static_property::{key, value as property_value},
-		CollectionHelpersEvents,
 	},
-	dispatch::CollectionDispatch,
+	Pallet as PalletCommon,
 };
-use crate::{SelfWeightOf, Config, weights::WeightInfo};
+use pallet_evm_coder_substrate::{SubstrateRecorder, WithRecorder};
+use pallet_evm::{account::CrossAccountId, OnMethodCall, PrecompileHandle, PrecompileResult};
+use pallet_evm_coder_substrate::dispatch_to_evm;
+use up_data_structs::{
+	CollectionName, CollectionDescription, CollectionTokenPrefix, CreateCollectionData,
+	CollectionMode, PropertyKeyPermission, PropertyPermission, PropertyScope, PropertyValue,
+};
+
+use crate::{Config, SelfWeightOf, weights::WeightInfo};
 
-use sp_std::vec::Vec;
+use sp_std::{vec, vec::Vec};
 use alloc::format;
 
 /// See [`CollectionHelpersCall`]
@@ -151,6 +154,54 @@
 	Ok(data)
 }
 
+fn parent_nft_property_permissions() -> PropertyKeyPermission {
+	PropertyKeyPermission {
+		key: key::parent_nft(),
+		permission: PropertyPermission {
+			mutable: false,
+			collection_admin: false,
+			token_owner: true,
+		},
+	}
+}
+
+fn create_refungible_collection_internal<
+	T: Config + pallet_nonfungible::Config + pallet_refungible::Config,
+>(
+	caller: caller,
+	name: string,
+	description: string,
+	token_prefix: string,
+	base_uri: string,
+	add_properties: bool,
+) -> Result<address> {
+	let (caller, name, description, token_prefix, base_uri_value) =
+		convert_data::<T>(caller, name, description, token_prefix, base_uri)?;
+	let data = make_data::<T>(
+		name,
+		CollectionMode::ReFungible,
+		description,
+		token_prefix,
+		base_uri_value,
+		add_properties,
+	)?;
+
+	let collection_id = T::CollectionDispatch::create(caller.clone(), data)
+		.map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
+
+	let handle = <CollectionHandle<T>>::try_get(collection_id).map_err(dispatch_to_evm::<T>)?;
+	<PalletCommon<T>>::set_scoped_token_property_permissions(
+		&handle,
+		&caller,
+		PropertyScope::Eth,
+		vec![parent_nft_property_permissions()],
+	)
+	.map_err(dispatch_to_evm::<T>)?;
+
+	let address = pallet_common::eth::collection_id_to_address(collection_id);
+	Ok(address)
+}
+
 /// @title Contract, which allows users to operate with collections
 #[solidity_interface(name = "CollectionHelpers", events(CollectionHelpersEvents))]
 impl<T> EvmCollectionHelpers<T>
@@ -216,27 +267,20 @@
 
 	#[weight(<SelfWeightOf<T>>::create_collection())]
 	fn create_refungible_collection(
-		&self,
+		&mut self,
 		caller: caller,
 		name: string,
 		description: string,
 		token_prefix: string,
 	) -> Result<address> {
-		let (caller, name, description, token_prefix, _base_uri) =
-			convert_data::<T>(caller, name, description, token_prefix, "".into())?;
-		let data = make_data::<T>(
+		create_refungible_collection_internal::<T>(
+			caller,
 			name,
-			CollectionMode::ReFungible,
 			description,
 			token_prefix,
 			Default::default(),
 			false,
-		)?;
-		let collection_id = T::CollectionDispatch::create(caller, data)
-			.map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
-
-		let address = pallet_common::eth::collection_id_to_address(collection_id);
-		Ok(address)
+		)
 	}
 
 	#[weight(<SelfWeightOf<T>>::create_collection())]
@@ -249,21 +293,14 @@
 		token_prefix: string,
 		base_uri: string,
 	) -> Result<address> {
-		let (caller, name, description, token_prefix, base_uri_value) =
-			convert_data::<T>(caller, name, description, token_prefix, base_uri)?;
-		let data = make_data::<T>(
+		create_refungible_collection_internal::<T>(
+			caller,
 			name,
-			CollectionMode::NFT,
 			description,
 			token_prefix,
-			base_uri_value,
+			base_uri,
 			true,
-		)?;
-		let collection_id = T::CollectionDispatch::create(caller, data)
-			.map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
-
-		let address = pallet_common::eth::collection_id_to_address(collection_id);
-		Ok(address)
+		)
 	}
 
 	/// Check if a collection exists

binary blob — no preview

--- a/pallets/unique/src/eth/stubs/CollectionHelpers.sol
+++ b/pallets/unique/src/eth/stubs/CollectionHelpers.sol
@@ -72,12 +72,12 @@
 		string memory name,
 		string memory description,
 		string memory tokenPrefix
-	) public view returns (address) {
+	) public returns (address) {
 		require(false, stub_error);
 		name;
 		description;
 		tokenPrefix;
-		dummy;
+		dummy = 0;
 		return 0x0000000000000000000000000000000000000000;
 	}
 

--- a/primitives/data-structs/src/lib.rs
+++ b/primitives/data-structs/src/lib.rs
@@ -1050,6 +1050,7 @@
 pub enum PropertyScope {
 	None,
 	Rmrk,
+	Eth,
 }
 
 impl PropertyScope {
@@ -1058,6 +1059,7 @@
 		let scope_str: &[u8] = match self {
 			Self::None => return Ok(key),
 			Self::Rmrk => b"rmrk",
+			Self::Eth => b"eth",
 		};
 
 		[scope_str, b":", key.as_slice()]

--- a/runtime/common/weights.rs
+++ b/runtime/common/weights.rs
@@ -116,6 +116,10 @@
 	fn burn_recursively_breadth_raw(amount: u32) -> Weight {
 		max_weight_of!(burn_recursively_breadth_raw(amount))
 	}
+
+	fn token_owner() -> Weight {
+		max_weight_of!(token_owner())
+	}
 }
 
 #[cfg(feature = "refungible")]

--- a/tests/package.json
+++ b/tests/package.json
@@ -8,6 +8,7 @@
     "@polkadot/typegen": "8.7.2-15",
     "@types/chai": "^4.3.1",
     "@types/chai-as-promised": "^7.1.5",
+    "@types/chai-like": "^1.1.1",
     "@types/mocha": "^9.1.1",
     "@types/node": "^17.0.35",
     "@typescript-eslint/eslint-plugin": "^5.26.0",
@@ -96,6 +97,7 @@
     "@polkadot/util-crypto": "9.4.1",
     "bignumber.js": "^9.0.2",
     "chai-as-promised": "^7.1.1",
+    "chai-like": "^1.1.1",
     "find-process": "^1.4.7",
     "solc": "0.8.14-fixed",
     "web3": "^1.7.3"

--- a/tests/src/eth/api/CollectionHelpers.sol
+++ b/tests/src/eth/api/CollectionHelpers.sol
@@ -48,7 +48,7 @@
 		string memory name,
 		string memory description,
 		string memory tokenPrefix
-	) external view returns (address);
+	) external returns (address);
 
 	// Selector: createERC721MetadataCompatibleRFTCollection(string,string,string,string) a5596388
 	function createERC721MetadataCompatibleRFTCollection(

--- a/tests/src/eth/api/UniqueFungible.sol
+++ b/tests/src/eth/api/UniqueFungible.sol
@@ -22,13 +22,7 @@
 	);
 }
 
-// Selector: 79cc6790
-interface ERC20UniqueExtensions is Dummy, ERC165 {
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 amount) external returns (bool);
-}
-
-// Selector: 7d9262e6
+// Selector: 6cf113cd
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -174,6 +168,27 @@
 	//
 	// Selector: setCollectionMintMode(bool) 00018e84
 	function setCollectionMintMode(bool mode) external;
+
+	// Check that account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: verifyOwnerOrAdmin(address) c2282493
+	function verifyOwnerOrAdmin(address user) external view returns (bool);
+
+	// Returns collection type
+	//
+	// @return `Fungible` or `NFT` or `ReFungible`
+	//
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() external returns (string memory);
+}
+
+// Selector: 79cc6790
+interface ERC20UniqueExtensions is Dummy, ERC165 {
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 amount) external returns (bool);
 }
 
 // Selector: 942e8b22

--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -250,33 +250,7 @@
 	function finishMinting() external returns (bool);
 }
 
-// Selector: 780e9d63
-interface ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid NFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
-	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) external view returns (uint256);
-
-	// @dev Not implemented
-	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		external
-		view
-		returns (uint256);
-
-	// @notice Count NFTs tracked by this contract
-	// @return A count of valid NFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
-}
-
-// Selector: 7d9262e6
+// Selector: 6cf113cd
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -422,6 +396,47 @@
 	//
 	// Selector: setCollectionMintMode(bool) 00018e84
 	function setCollectionMintMode(bool mode) external;
+
+	// Check that account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: verifyOwnerOrAdmin(address) c2282493
+	function verifyOwnerOrAdmin(address user) external view returns (bool);
+
+	// Returns collection type
+	//
+	// @return `Fungible` or `NFT` or `ReFungible`
+	//
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() external returns (string memory);
+}
+
+// Selector: 780e9d63
+interface ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid NFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) external view returns (uint256);
+
+	// @dev Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		external
+		view
+		returns (uint256);
+
+	// @notice Count NFTs tracked by this contract
+	// @return A count of valid NFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
 }
 
 // Selector: d74d154f

--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -248,33 +248,7 @@
 	function finishMinting() external returns (bool);
 }
 
-// Selector: 780e9d63
-interface ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid RFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
-	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) external view returns (uint256);
-
-	// Not implemented
-	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		external
-		view
-		returns (uint256);
-
-	// @notice Count RFTs tracked by this contract
-	// @return A count of valid RFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
-	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
-}
-
-// Selector: 7d9262e6
+// Selector: 6cf113cd
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -420,9 +394,50 @@
 	//
 	// Selector: setCollectionMintMode(bool) 00018e84
 	function setCollectionMintMode(bool mode) external;
+
+	// Check that account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: verifyOwnerOrAdmin(address) c2282493
+	function verifyOwnerOrAdmin(address user) external view returns (bool);
+
+	// Returns collection type
+	//
+	// @return `Fungible` or `NFT` or `ReFungible`
+	//
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() external returns (string memory);
+}
+
+// Selector: 780e9d63
+interface ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid RFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) external view returns (uint256);
+
+	// Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		external
+		view
+		returns (uint256);
+
+	// @notice Count RFTs tracked by this contract
+	// @return A count of valid RFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
 }
 
-// Selector: d74d154f
+// Selector: 7c3bef89
 interface ERC721UniqueExtensions is Dummy, ERC165 {
 	// @notice Transfer ownership of an RFT
 	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
@@ -473,6 +488,16 @@
 	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
 		external
 		returns (bool);
+
+	// Returns EVM address for refungible token
+	//
+	// @param token ID of the token
+	//
+	// Selector: tokenContractAddress(uint256) ab76fac6
+	function tokenContractAddress(uint256 token)
+		external
+		view
+		returns (address);
 }
 
 interface UniqueRefungible is

--- a/tests/src/eth/api/UniqueRefungibleToken.sol
+++ b/tests/src/eth/api/UniqueRefungibleToken.sol
@@ -22,6 +22,23 @@
 	);
 }
 
+// Selector: 042f1106
+interface ERC1633UniqueExtensions is Dummy, ERC165 {
+	// Selector: setParentNFT(address,uint256) 042f1106
+	function setParentNFT(address collection, uint256 nftId)
+		external
+		returns (bool);
+}
+
+// Selector: 5755c3f2
+interface ERC1633 is Dummy, ERC165 {
+	// Selector: parentToken() 80a54001
+	function parentToken() external view returns (address);
+
+	// Selector: parentTokenId() d7f083f3
+	function parentTokenId() external view returns (uint256);
+}
+
 // Selector: 942e8b22
 interface ERC20 is Dummy, ERC165, ERC20Events {
 	// @return the name of the token.
@@ -115,5 +132,7 @@
 	Dummy,
 	ERC165,
 	ERC20,
-	ERC20UniqueExtensions
+	ERC20UniqueExtensions,
+	ERC1633,
+	ERC1633UniqueExtensions
 {}

--- a/tests/src/eth/collectionAdmin.test.ts
+++ b/tests/src/eth/collectionAdmin.test.ts
@@ -59,6 +59,22 @@
     expect(adminList[0].asSubstrate.toString().toLocaleLowerCase())
       .to.be.eq(newAdmin.address.toLocaleLowerCase());
   });
+  
+  itWeb3('Verify owner or admin', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+        
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+
+    const newAdmin = createEthAccount(web3);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+    expect(await collectionEvm.methods.verifyOwnerOrAdmin(newAdmin).call()).to.be.false;
+    await collectionEvm.methods.addCollectionAdmin(newAdmin).send();
+    expect(await collectionEvm.methods.verifyOwnerOrAdmin(newAdmin).call()).to.be.true;
+  });
 
   itWeb3('(!negative tests!) Add admin by ADMIN is not allowed', async ({api, web3, privateKeyWrapper}) => {
     const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);

--- a/tests/src/eth/collectionHelpersAbi.json
+++ b/tests/src/eth/collectionHelpersAbi.json
@@ -61,7 +61,7 @@
     ],
     "name": "createRefungibleCollection",
     "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
-    "stateMutability": "view",
+    "stateMutability": "nonpayable",
     "type": "function"
   },
   {

--- a/tests/src/eth/fungibleAbi.json
+++ b/tests/src/eth/fungibleAbi.json
@@ -301,5 +301,21 @@
     "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
     "stateMutability": "nonpayable",
     "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "uniqueCollectionType",
+    "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "address", "name": "user", "type": "address" }
+    ],
+    "name": "verifyOwnerOrAdmin",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
   }
 ]

--- a/tests/src/eth/nonFungibleAbi.json
+++ b/tests/src/eth/nonFungibleAbi.json
@@ -526,5 +526,21 @@
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "uniqueCollectionType",
+    "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "address", "name": "user", "type": "address" }
+    ],
+    "name": "verifyOwnerOrAdmin",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
   }
 ]

--- a/tests/src/eth/reFungible.test.ts
+++ b/tests/src/eth/reFungible.test.ts
@@ -15,8 +15,7 @@
 // along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
 
 import {createCollectionExpectSuccess, UNIQUE, requirePallets, Pallets} from '../util/helpers';
-import {collectionIdToAddress, createEthAccount, createEthAccountWithBalance, evmCollection, evmCollectionHelpers, GAS_ARGS, getCollectionAddressFromResult, itWeb3, normalizeEvents, recordEthFee, recordEvents, tokenIdToAddress} from './util/helpers';
-import reFungibleTokenAbi from './reFungibleTokenAbi.json';
+import {collectionIdToAddress, createEthAccount, createEthAccountWithBalance, evmCollection, evmCollectionHelpers, getCollectionAddressFromResult, itWeb3, normalizeEvents, recordEthFee, recordEvents, tokenIdToAddress, uniqueRefungibleToken} from './util/helpers';
 import {expect} from 'chai';
 
 describe('Refungible: Information getting', () => {
@@ -88,7 +87,7 @@
     await contract.methods.mint(caller, tokenId).send();
 
     const tokenAddress = tokenIdToAddress(collectionId, tokenId);
-    const tokenContract = new web3.eth.Contract(reFungibleTokenAbi as any, tokenAddress, {from: caller, ...GAS_ARGS});
+    const tokenContract = uniqueRefungibleToken(web3, tokenAddress, caller);
 
     await tokenContract.methods.repartition(2).send();
     await tokenContract.methods.transfer(receiver, 1).send();
@@ -112,7 +111,7 @@
     await contract.methods.mint(caller, tokenId).send();
 
     const tokenAddress = tokenIdToAddress(collectionId, tokenId);
-    const tokenContract = new web3.eth.Contract(reFungibleTokenAbi as any, tokenAddress, {from: caller, ...GAS_ARGS});
+    const tokenContract = uniqueRefungibleToken(web3, tokenAddress, caller);
 
     await tokenContract.methods.repartition(2).send();
     await tokenContract.methods.transfer(receiver, 1).send();
@@ -258,7 +257,7 @@
     await contract.methods.mint(caller, tokenId).send();
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const tokenContract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: caller, ...GAS_ARGS});
+    const tokenContract = uniqueRefungibleToken(web3, address, caller);
     await tokenContract.methods.repartition(15).send();
 
     {
@@ -277,7 +276,7 @@
           },
         ]);
       });
-      
+
       expect(erc20Events).to.include.deep.members([
         {
           address,
@@ -353,12 +352,12 @@
     await contract.methods.mint(caller, tokenId).send();
 
     const tokenAddress = tokenIdToAddress(collectionId, tokenId);
-    const tokenContract = new web3.eth.Contract(reFungibleTokenAbi as any, tokenAddress, {from: caller, ...GAS_ARGS});
+    const tokenContract = uniqueRefungibleToken(web3, tokenAddress, caller);
 
     await tokenContract.methods.repartition(2).send();
     await tokenContract.methods.transfer(receiver, 1).send();
 
-    const events =  await recordEvents(contract, async () => 
+    const events =  await recordEvents(contract, async () =>
       await tokenContract.methods.transfer(receiver, 1).send());
     expect(events).to.deep.equal([
       {
@@ -385,13 +384,13 @@
     await contract.methods.mint(caller, tokenId).send();
 
     const tokenAddress = tokenIdToAddress(collectionId, tokenId);
-    const tokenContract = new web3.eth.Contract(reFungibleTokenAbi as any, tokenAddress, {from: caller, ...GAS_ARGS});
+    const tokenContract = uniqueRefungibleToken(web3, tokenAddress, caller);
 
     await tokenContract.methods.repartition(2).send();
-    
-    const events =  await recordEvents(contract, async () => 
+
+    const events =  await recordEvents(contract, async () =>
       await tokenContract.methods.transfer(receiver, 1).send());
-      
+
     expect(events).to.deep.equal([
       {
         address: collectionIdAddress,

--- a/tests/src/eth/reFungibleAbi.json
+++ b/tests/src/eth/reFungibleAbi.json
@@ -482,6 +482,15 @@
   },
   {
     "inputs": [
+      { "internalType": "uint256", "name": "token", "type": "uint256" }
+    ],
+    "name": "tokenContractAddress",
+    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "address", "name": "owner", "type": "address" },
       { "internalType": "uint256", "name": "index", "type": "uint256" }
     ],
@@ -526,5 +535,21 @@
     "outputs": [],
     "stateMutability": "nonpayable",
     "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "uniqueCollectionType",
+    "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "address", "name": "user", "type": "address" }
+    ],
+    "name": "verifyOwnerOrAdmin",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
   }
 ]

--- a/tests/src/eth/reFungibleToken.test.ts
+++ b/tests/src/eth/reFungibleToken.test.ts
@@ -15,8 +15,7 @@
 // along with Unique Network. If not, see <http://www.gnu.org/licenses/>.
 
 import {approve, createCollection, createRefungibleToken, transfer, transferFrom, UNIQUE, requirePallets, Pallets} from '../util/helpers';
-import {collectionIdToAddress, createEthAccount, createEthAccountWithBalance, evmCollection, evmCollectionHelpers, GAS_ARGS, getCollectionAddressFromResult, itWeb3, normalizeEvents, recordEthFee, recordEvents, subToEth, tokenIdToAddress, transferBalanceToEth} from './util/helpers';
-import reFungibleTokenAbi from './reFungibleTokenAbi.json';
+import {collectionIdFromAddress, collectionIdToAddress, createEthAccount, createEthAccountWithBalance, createNonfungibleCollection, createRefungibleCollection, evmCollection, evmCollectionHelpers, getCollectionAddressFromResult, itWeb3, normalizeEvents, recordEthFee, recordEvents, subToEth, tokenIdToAddress, transferBalanceToEth, uniqueNFT, uniqueRefungible, uniqueRefungibleToken} from './util/helpers';
 
 import chai from 'chai';
 import chaiAsPromised from 'chai-as-promised';
@@ -38,7 +37,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: caller})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: caller, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, caller);
     const totalSupply = await contract.methods.totalSupply().call();
 
     expect(totalSupply).to.equal('200');
@@ -54,7 +53,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: caller})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: caller, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, caller);
     const balance = await contract.methods.balanceOf(caller).call();
 
     expect(balance).to.equal('200');
@@ -70,7 +69,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: caller})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: caller, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, caller);
     const decimals = await contract.methods.decimals().call();
 
     expect(decimals).to.equal('0');
@@ -90,7 +89,7 @@
     const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);
     const receiver = createEthAccount(web3);
     const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});
-    
+
     const nextTokenId = await contract.methods.nextTokenId().call();
     expect(nextTokenId).to.be.equal('1');
     result = await contract.methods.mint(
@@ -123,17 +122,17 @@
     const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);
     const receiver = createEthAccount(web3);
     const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});
-    
+
     const nextTokenId = await contract.methods.nextTokenId().call();
     expect(nextTokenId).to.be.equal('1');
     result = await contract.methods.mint(
       receiver,
       nextTokenId,
     ).send();
-    
+
     // Set URL
     await contract.methods.setProperty(nextTokenId, 'url', Buffer.from('Token URI')).send();
-      
+
     const events = normalizeEvents(result.events);
     const address = collectionIdToAddress(collectionId);
 
@@ -159,14 +158,14 @@
     const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);
     const receiver = createEthAccount(web3);
     const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});
-    
+
     const nextTokenId = await contract.methods.nextTokenId().call();
     expect(nextTokenId).to.be.equal('1');
     result = await contract.methods.mint(
       receiver,
       nextTokenId,
     ).send();
-          
+
     const events = normalizeEvents(result.events);
     const address = collectionIdToAddress(collectionId);
 
@@ -192,14 +191,14 @@
     const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);
     const receiver = createEthAccount(web3);
     const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});
-    
+
     const nextTokenId = await contract.methods.nextTokenId().call();
     expect(nextTokenId).to.be.equal('1');
     result = await contract.methods.mint(
       receiver,
       nextTokenId,
     ).send();
-          
+
     // Set suffix
     const suffix = '/some/suffix';
     await contract.methods.setProperty(nextTokenId, 'suffix', Buffer.from(suffix)).send();
@@ -241,7 +240,7 @@
 
     const spender = createEthAccount(web3);
 
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     {
       const result = await contract.methods.approve(spender, 100).send({from: owner});
@@ -282,7 +281,7 @@
     const receiver = createEthAccount(web3);
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     await contract.methods.approve(spender, 100).send();
 
@@ -336,7 +335,7 @@
     await transferBalanceToEth(api, alice, receiver);
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     {
       const result = await contract.methods.transfer(receiver, 50).send({from: owner});
@@ -379,14 +378,14 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 100n, {Ethereum: owner})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     await contract.methods.repartition(200).send({from: owner});
     expect(+await contract.methods.balanceOf(owner).call()).to.be.equal(200);
     await contract.methods.transfer(receiver, 110).send({from: owner});
     expect(+await contract.methods.balanceOf(owner).call()).to.be.equal(90);
     expect(+await contract.methods.balanceOf(receiver).call()).to.be.equal(110);
-    
+
     await expect(contract.methods.repartition(80).send({from: owner})).to.eventually.be.rejected;
 
     await contract.methods.transfer(receiver, 90).send({from: owner});
@@ -409,7 +408,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 100n, {Ethereum: owner})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     const result = await contract.methods.repartition(200).send();
     const events = normalizeEvents(result.events);
@@ -438,7 +437,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 100n, {Ethereum: owner})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     const result = await contract.methods.repartition(50).send();
     const events = normalizeEvents(result.events);
@@ -468,11 +467,11 @@
 
     const address = tokenIdToAddress(collectionId, tokenId);
 
-    const tokenContract =  new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: caller, ...GAS_ARGS});
+    const tokenContract =  uniqueRefungibleToken(web3, address, caller);
     await tokenContract.methods.repartition(2).send();
     await tokenContract.methods.transfer(receiver, 1).send();
 
-    const events =  await recordEvents(contract, async () => 
+    const events =  await recordEvents(contract, async () =>
       await tokenContract.methods.burnFrom(caller, 1).send());
     expect(events).to.deep.equal([
       {
@@ -504,7 +503,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     const cost = await recordEthFee(api, owner, () => contract.methods.approve(spender, 100).send({from: owner}));
     expect(cost < BigInt(0.2 * Number(UNIQUE)));
@@ -521,7 +520,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     await contract.methods.approve(spender, 100).send({from: owner});
 
@@ -540,7 +539,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address, {from: owner, ...GAS_ARGS});
+    const contract = uniqueRefungibleToken(web3, address, owner);
 
     const cost = await recordEthFee(api, owner, () => contract.methods.transfer(receiver, 100).send({from: owner}));
     expect(cost < BigInt(0.2 * Number(UNIQUE)));
@@ -562,7 +561,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n)).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address);
+    const contract = uniqueRefungibleToken(web3, address);
 
     const events = await recordEvents(contract, async () => {
       expect(await approve(api, collectionId, tokenId, alice, {Ethereum: receiver}, 100n)).to.be.true;
@@ -593,7 +592,7 @@
     expect(await approve(api, collectionId, tokenId, alice, bob.address, 100n)).to.be.true;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address);
+    const contract = uniqueRefungibleToken(web3, address);
 
     const events = await recordEvents(contract, async () => {
       expect(await transferFrom(api, collectionId, tokenId, bob, alice, {Ethereum: receiver},  51n)).to.be.true;
@@ -631,7 +630,7 @@
     const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n)).itemId;
 
     const address = tokenIdToAddress(collectionId, tokenId);
-    const contract = new web3.eth.Contract(reFungibleTokenAbi as any, address);
+    const contract = uniqueRefungibleToken(web3, address);
 
     const events = await recordEvents(contract, async () => {
       expect(await transfer(api, collectionId, tokenId, alice, {Ethereum: receiver},  51n)).to.be.true;
@@ -650,3 +649,47 @@
     ]);
   });
 });
+
+describe('ERC 1633 implementation', () => {
+  itWeb3('Parent NFT token address and id', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+
+    const {collectionIdAddress:  nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);
+    const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);
+    const nftTokenId = await nftContract.methods.nextTokenId().call();
+    await nftContract.methods.mint(owner, nftTokenId).send();
+    const nftCollectionId = collectionIdFromAddress(nftCollectionAddress);
+
+    const {collectionIdAddress, collectionId} = await createRefungibleCollection(api, web3, owner);
+    const refungibleContract = uniqueRefungible(web3, collectionIdAddress, owner);
+    const refungibleTokenId = await refungibleContract.methods.nextTokenId().call();
+    await refungibleContract.methods.mint(owner, refungibleTokenId).send();
+
+    const rftTokenAddress = tokenIdToAddress(collectionId, refungibleTokenId);
+    const refungibleTokenContract = uniqueRefungibleToken(web3, rftTokenAddress, owner);
+    await refungibleTokenContract.methods.setParentNFT(nftCollectionAddress, nftTokenId).send();
+
+    const tokenAddress = await refungibleTokenContract.methods.parentToken().call();
+    const tokenId = await refungibleTokenContract.methods.parentTokenId().call();
+    const nftTokenAddress = tokenIdToAddress(nftCollectionId, nftTokenId);
+    expect(tokenAddress).to.be.equal(nftTokenAddress);
+    expect(tokenId).to.be.equal(nftTokenId);
+  });
+
+  itWeb3('Default parent token address and id', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+
+    const {collectionIdAddress, collectionId} = await createRefungibleCollection(api, web3, owner);
+    const refungibleContract = uniqueRefungible(web3, collectionIdAddress, owner);
+    const refungibleTokenId = await refungibleContract.methods.nextTokenId().call();
+    await refungibleContract.methods.mint(owner, refungibleTokenId).send();
+
+    const rftTokenAddress = tokenIdToAddress(collectionId, refungibleTokenId);
+    const refungibleTokenContract = uniqueRefungibleToken(web3, rftTokenAddress, owner);
+
+    const tokenAddress = await refungibleTokenContract.methods.parentToken().call();
+    const tokenId = await refungibleTokenContract.methods.parentTokenId().call();
+    expect(tokenAddress).to.be.equal(rftTokenAddress);
+    expect(tokenId).to.be.equal(refungibleTokenId);
+  });
+});

--- a/tests/src/eth/reFungibleTokenAbi.json
+++ b/tests/src/eth/reFungibleTokenAbi.json
@@ -103,6 +103,20 @@
     "type": "function"
   },
   {
+    "inputs": [],
+    "name": "parentToken",
+    "outputs": [{ "internalType": "address", "name": "", "type": "address" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
+    "name": "parentTokenId",
+    "outputs": [{ "internalType": "uint256", "name": "", "type": "uint256" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
     "inputs": [
       { "internalType": "uint256", "name": "amount", "type": "uint256" }
     ],
@@ -113,6 +127,16 @@
   },
   {
     "inputs": [
+      { "internalType": "address", "name": "collection", "type": "address" },
+      { "internalType": "uint256", "name": "nftId", "type": "uint256" }
+    ],
+    "name": "setParentNFT",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "bytes4", "name": "interfaceID", "type": "bytes4" }
     ],
     "name": "supportsInterface",

--- a/tests/src/eth/util/helpers.ts
+++ b/tests/src/eth/util/helpers.ts
@@ -32,6 +32,7 @@
 import fungibleAbi from '../fungibleAbi.json';
 import nonFungibleAbi from '../nonFungibleAbi.json';
 import refungibleAbi from '../reFungibleAbi.json';
+import refungibleTokenAbi from '../reFungibleTokenAbi.json';
 import contractHelpersAbi from './contractHelpersAbi.json';
 
 export const GAS_ARGS = {gas: 2500000};
@@ -101,6 +102,18 @@
   ]);
   return Web3.utils.toChecksumAddress('0x' + buf.toString('hex'));
 }
+
+export function tokenIdFromAddress(address: string) {
+  if (!address.startsWith('0x'))
+    throw 'address not starts with "0x"';
+  if (address.length > 42)
+    throw 'address length is more than 20 bytes';
+  return {
+    collectionId: Number('0x' + address.substring(address.length - 16, address.length - 8)),
+    tokenId: Number('0x' + address.substring(address.length - 8)),
+  };
+}
+
 export function tokenIdToCross(collection: number, token: number): CrossAccountId {
   return {
     Ethereum: tokenIdToAddress(collection, token),
@@ -128,6 +141,44 @@
   expect(result.success).to.be.true;
 }
 
+export async function createRefungibleCollection(api: ApiPromise, web3: Web3, owner: string) {
+  const collectionHelper = evmCollectionHelpers(web3, owner);
+  const result = await collectionHelper.methods
+    .createRefungibleCollection('A', 'B', 'C')
+    .send();
+  return await getCollectionAddressFromResult(api, result);
+}
+
+
+export async function createNonfungibleCollection(api: ApiPromise, web3: Web3, owner: string) {
+  const collectionHelper = evmCollectionHelpers(web3, owner);
+  const result = await collectionHelper.methods
+    .createNonfungibleCollection('A', 'B', 'C')
+    .send();
+  return await getCollectionAddressFromResult(api, result);
+}
+
+export function uniqueNFT(web3: Web3, address: string, owner: string) {
+  return new web3.eth.Contract(nonFungibleAbi as any, address, {
+    from: owner,
+    ...GAS_ARGS,
+  });
+}
+
+export function uniqueRefungible(web3: Web3, collectionAddress: string, owner: string) {
+  return new web3.eth.Contract(refungibleAbi as any, collectionAddress, {
+    from: owner,
+    ...GAS_ARGS,
+  });
+}
+
+export function uniqueRefungibleToken(web3: Web3, tokenAddress: string, owner: string | undefined = undefined) {
+  return new web3.eth.Contract(refungibleTokenAbi as any, tokenAddress, {
+    from: owner,
+    ...GAS_ARGS,
+  });
+}
+
 export async function itWeb3(name: string, cb: (apis: { web3: Web3, api: ApiPromise, privateKeyWrapper: (account: string) => IKeyringPair }) => any, opts: { only?: boolean, skip?: boolean } = {}) {
   let i: any = it;
   if (opts.only) i = i.only;
@@ -199,7 +250,12 @@
   return Web3.utils.toChecksumAddress(subToEthLowercase(eth));
 }
 
-export function compileContract(name: string, src: string) {
+export interface CompiledContract {
+  abi: any,
+  object: string,
+}
+
+export function compileContract(name: string, src: string) : CompiledContract {
   const out = JSON.parse(solc.compile(JSON.stringify({
     language: 'Solidity',
     sources: {

--- a/tests/src/interfaces/augment-api-query.ts
+++ b/tests/src/interfaces/augment-api-query.ts
@@ -266,7 +266,7 @@
        * 
        * Currently used to store RMRK data.
        **/
-      tokenAuxProperties: AugmentedQuery<ApiType, (arg1: u32 | AnyNumber | Uint8Array, arg2: u32 | AnyNumber | Uint8Array, arg3: UpDataStructsPropertyScope | 'None' | 'Rmrk' | number | Uint8Array, arg4: Bytes | string | Uint8Array) => Observable<Option<Bytes>>, [u32, u32, UpDataStructsPropertyScope, Bytes]> & QueryableStorageEntry<ApiType, [u32, u32, UpDataStructsPropertyScope, Bytes]>;
+      tokenAuxProperties: AugmentedQuery<ApiType, (arg1: u32 | AnyNumber | Uint8Array, arg2: u32 | AnyNumber | Uint8Array, arg3: UpDataStructsPropertyScope | 'None' | 'Rmrk' | 'Eth' | number | Uint8Array, arg4: Bytes | string | Uint8Array) => Observable<Option<Bytes>>, [u32, u32, UpDataStructsPropertyScope, Bytes]> & QueryableStorageEntry<ApiType, [u32, u32, UpDataStructsPropertyScope, Bytes]>;
       /**
        * Used to enumerate token's children.
        **/

--- a/tests/src/interfaces/default/types.ts
+++ b/tests/src/interfaces/default/types.ts
@@ -2521,7 +2521,8 @@
 export interface UpDataStructsPropertyScope extends Enum {
   readonly isNone: boolean;
   readonly isRmrk: boolean;
-  readonly type: 'None' | 'Rmrk';
+  readonly isEth: boolean;
+  readonly type: 'None' | 'Rmrk' | 'Eth';
 }
 
 /** @name UpDataStructsRpcCollection */

--- a/tests/src/interfaces/lookup.ts
+++ b/tests/src/interfaces/lookup.ts
@@ -2978,7 +2978,7 @@
    * Lookup397: up_data_structs::PropertyScope
    **/
   UpDataStructsPropertyScope: {
-    _enum: ['None', 'Rmrk']
+    _enum: ['None', 'Rmrk', 'Eth']
   },
   /**
    * Lookup399: pallet_nonfungible::pallet::Error<T>

--- a/tests/src/interfaces/types-lookup.ts
+++ b/tests/src/interfaces/types-lookup.ts
@@ -3126,7 +3126,8 @@
   export interface UpDataStructsPropertyScope extends Enum {
     readonly isNone: boolean;
     readonly isRmrk: boolean;
-    readonly type: 'None' | 'Rmrk';
+    readonly isEth: boolean;
+    readonly type: 'None' | 'Rmrk' | 'Eth';
   }
 
   /** @name PalletNonfungibleError (399) */

--- a/tests/yarn.lock
+++ b/tests/yarn.lock
@@ -963,6 +963,20 @@
   dependencies:
     "@types/chai" "*"
 
+"@types/chai-like@^1.1.1":
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/@types/chai-like/-/chai-like-1.1.1.tgz#c454039b0a2f92664fb5b7b7a2a66c3358783ae7"
+  integrity sha512-s46EZsupBuVhLn66DbRee5B0SELLmL4nFXVrBiV29BxLGm9Sh7Bful623j3AfiQRu2zAP4cnlZ3ETWB3eWc4bA==
+  dependencies:
+    "@types/chai" "*"
+
+"@types/chai-things@^0.0.35":
+  version "0.0.35"
+  resolved "https://registry.yarnpkg.com/@types/chai-things/-/chai-things-0.0.35.tgz#4b5d9ec032067faa62b3bf7bb40dc0bec941945f"
+  integrity sha512-BC8FwMf9FHj87XT4dgTwbdb8dNRilGqYWGmwLPdJ54YNk6K2PlcFTt68NGHjgPDnms8zIYcOtmPePd0mPNTo/Q==
+  dependencies:
+    "@types/chai" "*"
+
 "@types/chai@*", "@types/chai@^4.3.1":
   version "4.3.1"
   resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.3.1.tgz#e2c6e73e0bdeb2521d00756d099218e9f5d90a04"
@@ -1545,6 +1559,16 @@
   dependencies:
     check-error "^1.0.2"
 
+chai-like@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/chai-like/-/chai-like-1.1.1.tgz#8c558a414c34514e814d497c772547ceb7958f64"
+  integrity sha512-VKa9z/SnhXhkT1zIjtPACFWSoWsqVoaz1Vg+ecrKo5DCKVlgL30F/pEyEvXPBOVwCgLZcWUleCM/C1okaKdTTA==
+
+chai-things@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/chai-things/-/chai-things-0.2.0.tgz#c55128378f9bb399e994f00052151984ed6ebe70"
+  integrity sha512-6ns0SU21xdRCoEXVKH3HGbwnsgfVMXQ+sU5V8PI9rfxaITos8lss1vUxbF1FAcJKjfqmmmLVlr/z3sLes00w+A==
+
 chai@^4.3.6:
   version "4.3.6"
   resolved "https://registry.yarnpkg.com/chai/-/chai-4.3.6.tgz#ffe4ba2d9fa9d6680cc0b370adae709ec9011e9c"