Pass address for specific chainId in message

src/index.tsx

@@ -23,20 +23,36 @@ window.addEventListener('message', (event: MessageEvent) => {
 
   if (event.data.type === 'REQUEST_WALLET_ACCOUNTS') {
     try {
-      const accountsData = localStorage.getItem('accounts/cosmos:laconic-testnet-2/0');
+      let accountsData = '';
+      const indices = localStorage.getItem(`addAccountCounter/cosmos:${event.data.chainId}`);
+      for (let i = 0; i < Number(indices); i++) {
+        const account = localStorage.getItem(`accounts/cosmos:${event.data.chainId}/${i}`);
+        if (account) {
+          accountsData += `${account},`;
+        }
+      }
+
+      // Remove trailing comma
+      accountsData = accountsData.slice(0, -1);
       
       if (!accountsData) {
         event.source?.postMessage({
           type: 'ERROR',
-          message: 'Wallet accounts not found in local storage'
+          message: 'Wallet accounts not found in local storage',
         });
         return;
       }
       
-      (event.source as Window)?.postMessage({
+      const elements = accountsData.split(',');
+      const addresses = elements.filter((_, index) => (index + 1) % 4 === 0);
+      
+      (event.source as Window)?.postMessage(
+        {
           type: 'WALLET_ACCOUNTS_DATA',
-        data: accountsData
-      }, 'http://localhost:3000');
+          data: addresses,
+        },
+        'http://localhost:3000'
+      );      
 
     } catch (error) {
       (event.source as Window)?.postMessage({