--- a/pallets/nonfungible/src/erc.rs
+++ b/pallets/nonfungible/src/erc.rs
@@ -542,7 +542,6 @@
 			}
 			expected_index = expected_index.checked_add(1).ok_or("item id overflow")?;
 
-			todo!("token uri");
 			data.push(CreateItemData::<T> {
 				properties: BoundedVec::default(),
 				owner: to.clone(),
--- a/pallets/nonfungible/src/lib.rs
+++ b/pallets/nonfungible/src/lib.rs
@@ -33,7 +33,7 @@
 use pallet_evm_coder_substrate::{SubstrateRecorder, WithRecorder};
 use sp_core::H160;
 use sp_runtime::{ArithmeticError, DispatchError, DispatchResult, TransactionOutcome};
-use sp_std::{vec::Vec, vec, collections::btree_map::BTreeMap};
+use sp_std::{vec::Vec, vec, collections::btree_map::BTreeMap, collections::btree_set::BTreeSet};
 use core::ops::Deref;
 use codec::{Encode, Decode, MaxEncodedLen};
 use scale_info::TypeInfo;