XMLERR: Element '=").*?(?=")</regex' not closed while using lookaround

I am trying to use lookaround element in PCRE2 regex for Wazuh tool, i need to match strings which are in double quotes and made the below regex however it looks its picking up " element. (? *ERROR: (1226): Error reading XML file 'etc/decoders/local_decoder.xml': XMLERR: Element '=").*?(?=") element properly