If you slap me and I slap you back and you retaliate with a punch ...
Crossing lines like this are really bad because you quickly get into a cycle of escalation.
Someone’s going to retaliate by digging up and posting the names, addresses, phone numbers etc of her relatives. Children, siblings, parents and the like.
As an elected representative she should be expected to have the maturity to know better, and to refrain from this type of attack.