JimmXinu, I'm following the flaresolverr progress regarding the new way Cloudflare broke it.
Here's the github thread if you care:
https://github.com/FlareSolverr/FlareSolverr/issues/536
Anyway, issue is, the only version of flaresolverr that has any workaround right now is the new v3 beta (written in python). It seems to work fine, at least with single page requests, but FFF doesn't seem to be able to read the output properly.
Here's the two relevant bits from the output from FRv3beta2 with the workaround from the linked thread above:
Moderator Notice
Excessively long tech data removed by power of mod -- Jim
Hopefully you can do something with this, if not for right now, then for support once v3 is out of beta