Merge pull request #652 from LIT-Protocol/feature/lit-3597-js-sdk-bug-wrapped-keys-solana-sign-tx-wrong-signature

fix: wrong encoding - should be `base58` instead of `base64`

Author: Ansonhkg

packages/wrapped-keys-lit-actions/src/lib/solana/signTransactionWithSolanaEncryptedKey.js

@@ -80,7 +80,7 @@ const { removeSaltFromDecryptedKey } = require('../utils');
     );
 
     transaction.sign(solanaKeyPair);
-    const signature = transaction.signature.toString('base64');
+    const signature = ethers.utils.base58.encode(transaction.signature);
 
     if (broadcast) {
       const solanaConnection = new Connection(