fix: privateKey length to low

src/main/java/com/ichaoj/ams/common/util/WalletUtil.java

@@ -86,9 +86,15 @@ public class WalletUtil {
     @SneakyThrows
     public static AirdropWallet getWalletByKeystore(String keystore, String userId, String groupName, String password) {
         Credentials credentials = WalletUtils.loadCredentials(password, WALLET_FILE_PATH + userId + File.separator + getEncryptPwd(groupName) + File.separator + keystore);
-        String privateKey = credentials.getEcKeyPair().getPrivateKey().toString(16);
+        StringBuilder privateKey = new StringBuilder(credentials.getEcKeyPair().getPrivateKey().toString(16));
         AirdropWallet wallet = new AirdropWallet();
-        wallet.setPrivateKey(privateKey);
+        if (privateKey.length() < 64) {
+            int priLenth = 64 - privateKey.length();
+            for (int i = 0; i < priLenth; i++) {
+                privateKey.insert(0, "0");
+            }
+        }
+        wallet.setPrivateKey(privateKey.toString());
         wallet.setAddress(credentials.getAddress());
         return wallet;
     }