fix signLockOrder

src/constants/lockOrderTypes.ts

@@ -0,0 +1,11 @@
+export const LOCK_ORDER_TYPES = {
+  Order: [
+    { name: 'user', type: 'address' },
+    { name: 'sender', type: 'address' },
+    { name: 'expiration', type: 'uint64' },
+    { name: 'asset', type: 'string' },
+    { name: 'amount', type: 'uint64' },
+    { name: 'targetChainId', type: 'uint64' },
+    { name: 'secretHash', type: 'string' },
+  ],
+};