diff --git a/Cargo.toml b/Cargo.toml
index 61baaae..aa28716 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -78,7 +78,7 @@ missing_panics_doc = { level = "allow", priority = -1 }
 
 [profile.release]
 codegen-units = 1
-opt-level = "z"
+opt-level = 3
 lto = true
 debug = false
 strip = "symbols"
diff --git a/core/src/accounts.rs b/core/src/accounts.rs
index ab2a0a7..c565ced 100644
--- a/core/src/accounts.rs
+++ b/core/src/accounts.rs
@@ -13,7 +13,7 @@ pub struct AccountEvent<'a, T> {
     pub event: T,
 }
 
-impl<'a, T> AccountEvent<'a, T> {
+impl<T> AccountEvent<'_, T> {
     pub fn into_owned(self) -> AccountEvent<'static, T> {
         AccountEvent {
             account_id: Cow::Owned(self.account_id.into_owned()),
diff --git a/core/src/tokens.rs b/core/src/tokens.rs
index 5b95fed..d606d4b 100644
--- a/core/src/tokens.rs
+++ b/core/src/tokens.rs
@@ -280,7 +280,7 @@ where
     }
 }
 
-impl<'a, T> From<TokenAmounts<T>> for Cow<'a, TokenAmounts<T>>
+impl<T> From<TokenAmounts<T>> for Cow<'_, TokenAmounts<T>>
 where
     T: Clone,
 {
diff --git a/tests/src/tests/defuse/intents/mod.rs b/tests/src/tests/defuse/intents/mod.rs
index 0fb4270..8b6c040 100644
--- a/tests/src/tests/defuse/intents/mod.rs
+++ b/tests/src/tests/defuse/intents/mod.rs
@@ -7,7 +7,7 @@ use defuse::{
     },
     intents::SimulationOutput,
 };
-use near_sdk::AccountId;
+use near_sdk::{AccountId, AccountIdRef};
 use rand::{thread_rng, Rng};
 use serde_json::json;
 
@@ -182,3 +182,52 @@ async fn test_simulate_is_view_method() {
         0
     );
 }
+
+#[tokio::test]
+async fn test_webauthn() {
+    let env = Env::new().await;
+
+    const SIGNER_ID: &AccountIdRef =
+        AccountIdRef::new_or_panic("0x3602b546589a8fcafdce7fad64a46f91db0e4d50");
+
+    let ft1 = TokenId::Nep141(env.ft1.clone());
+
+    // deposit
+    env.defuse_ft_mint(&env.ft1, 2000, &SIGNER_ID.to_owned())
+        .await
+        .unwrap();
+
+    env.defuse
+        .execute_intents([serde_json::from_str(r#"{
+  "standard": "webauthn",
+  "payload": "{\"signer_id\":\"0x3602b546589a8fcafdce7fad64a46f91db0e4d50\",\"verifying_contract\":\"defuse.test.near\",\"deadline\":\"2050-03-30T00:00:00Z\",\"nonce\":\"A3nsY1GMVjzyXL3mUzOOP3KT+5a0Ruy+QDNWPhchnxM=\",\"intents\":[{\"intent\":\"transfer\",\"receiver_id\":\"user1.test.near\",\"tokens\":{\"nep141:ft1.poa-factory.test.near\":\"1000\"}}]}",
+  "public_key": "p256:2V8Np9vGqLiwVZ8qmMmpkxU7CTRqje4WtwFeLimSwuuyF1rddQK5fELiMgxUnYbVjbZHCNnGc6fAe4JeDcVxgj3Q",
+  "signature": "p256:2wpTbs61923xQU9L4mqBGSdHSdv5mqMn3zRA2tFmDirmPaBPDe5WVtMeGMHt5P4rMN9vC75oZ9hvTCFRrQncpJDn",
+  "client_data_json": "{\"type\":\"webauthn.get\",\"challenge\":\"DjS-6fxaPS3avW-4ls8dDYAynCmsAXWCF86cJBTkHbs\",\"origin\":\"https://defuse-widget-git-feat-passkeys-defuse-94bbc1b2.vercel.app\"}",
+  "authenticator_data": "933cQogpBzE3RSAYSAkfWoNEcBd3X84PxE8iRrRVxMgdAAAAAA=="
+}"#).unwrap(), serde_json::from_str(r#"{
+  "standard": "webauthn",
+  "payload": "{\"signer_id\":\"0x3602b546589a8fcafdce7fad64a46f91db0e4d50\",\"verifying_contract\":\"defuse.test.near\",\"deadline\":\"2050-03-30T00:00:00Z\",\"nonce\":\"B3nsY1GMVjzyXL3mUzOOP3KT+5a0Ruy+QDNWPhchnxM=\",\"intents\":[{\"intent\":\"transfer\",\"receiver_id\":\"user1.test.near\",\"tokens\":{\"nep141:ft1.poa-factory.test.near\":\"1000\"}}]}",
+  "public_key": "p256:2V8Np9vGqLiwVZ8qmMmpkxU7CTRqje4WtwFeLimSwuuyF1rddQK5fELiMgxUnYbVjbZHCNnGc6fAe4JeDcVxgj3Q",
+  "signature": "p256:5Zq1w2ntVi5EowuKPnaSyuM2XB3JsQZub5CXB1fHsP6Mf4uvezu5YYmo8tCAjkMguxzhQq4DrpeD5QTjCVGpaRMs",
+  "client_data_json": "{\"type\":\"webauthn.get\",\"challenge\":\"6ULo-LNIjd8Gh1mdxzUdHzv2AuGDWMchOORdDnaLXHc\",\"origin\":\"https://defuse-widget-git-feat-passkeys-defuse-94bbc1b2.vercel.app\"}",
+  "authenticator_data": "933cQogpBzE3RSAYSAkfWoNEcBd3X84PxE8iRrRVxMgdAAAAAA=="
+}"#).unwrap()])
+        .await
+        .unwrap();
+
+    assert_eq!(
+        env.defuse
+            .mt_balance_of(env.user1.id(), &ft1.to_string())
+            .await
+            .unwrap(),
+        2000
+    );
+    assert_eq!(
+        env.defuse
+            .mt_balance_of(&SIGNER_ID.to_owned(), &ft1.to_string())
+            .await
+            .unwrap(),
+        0
+    );
+}
diff --git a/tests/src/utils/account.rs b/tests/src/utils/account.rs
index a346c69..50bcc85 100644
--- a/tests/src/utils/account.rs
+++ b/tests/src/utils/account.rs
@@ -10,7 +10,7 @@ pub trait AccountExt {
 impl AccountExt for Account {
     async fn deploy_contract(&self, account_id: &str, wasm: &[u8]) -> anyhow::Result<Contract> {
         self.create_subaccount(account_id)
-            .initial_balance(NearToken::from_near(10))
+            .initial_balance(NearToken::from_near(15))
             .transact()
             .await?
             .into_result()?