change WUSD payment to USDC

abis/YTPoolManager.json

@@ -1,4 +1,9 @@
 [
+  {
+    "inputs": [],
+    "stateMutability": "nonpayable",
+    "type": "constructor"
+  },
   {
     "inputs": [
       {
@@ -157,6 +162,25 @@
     "name": "AddLiquidity",
     "type": "event"
   },
+  {
+    "anonymous": false,
+    "inputs": [
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "addition",
+        "type": "uint256"
+      },
+      {
+        "indexed": false,
+        "internalType": "uint256",
+        "name": "deduction",
+        "type": "uint256"
+      }
+    ],
+    "name": "AumAdjustmentChanged",
+    "type": "event"
+  },
   {
     "anonymous": false,
     "inputs": [
@@ -170,6 +194,25 @@
     "name": "CooldownDurationSet",
     "type": "event"
   },
+  {
+    "anonymous": false,
+    "inputs": [
+      {
+        "indexed": true,
+        "internalType": "address",
+        "name": "oldGov",
+        "type": "address"
+      },
+      {
+        "indexed": true,
+        "internalType": "address",
+        "name": "newGov",
+        "type": "address"
+      }
+    ],
+    "name": "GovChanged",
+    "type": "event"
+  },
   {
     "anonymous": false,
     "inputs": [