the marco civil da internet has provisions to take illegal content published in sites or social media via court order..
> Term IX.
> expression of intellectual, artistic, scientific, and communication activity is free, independent of any censorship or license
If your speech hurts somebody, they get to answer and to be made whole. The original insult is not censored. We see it all the time with politicians insulting and threatening each other. The other party sues, judiciary applies a fine, that's all there is to it.
Until this happen the courts must assume the law is valid and apply it as such..