https://en.wikipedia.org/w/index.php?title=User_talk:42.106.209.62&diff=883557721&oldid=883557532
Note how the sample unblock request is signed. ~~~~
https://en.wikipedia.org/w/index.php?title=User_talk:42.106.209.62&diff=883557721&oldid=883557532
Note how the sample unblock request is signed. ~~~~
Is that really PHP7 related? I'd expect an editor bug to have happened instead.