private void updateEncryptConfigEntry(EncryptConfigEntry newEncryptEntry) {
        newEncryptEntry.getRsaEncryptedKey();
        this.userEncryptConfigEntry = newEncryptEntry;
    }
try to read cache of proxy entry

@return read result
inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/config/ProxyConfigManager.java