How about just enforce the one you have already?
Why don’t we enforce the Ninth Amendment as our freedoms are stripped away. There never seems to be discussion of this one.
“The enumeration in the Constitution, of certain rights, shall not be construed to deny or disparage others retained by the people.”
You are asking senators to vote against their personal interests.
It isn’t going to happen.
The key to republican renewal is to repeal the 17A and make senators once again responsible to their state legislatures. Once the personal interests of senators coincide with their states, we can begin the restoration.