Changelog for libsignal-protocol-c-2.3.3-1.fc31.i686.rpm :

* Sun Apr 26 2020 Randy Barlow - 2.3.3-1- Update to 2.3.3 (#1818448).
* Thu Jul 25 2019 Fedora Release Engineering - 2.3.2-2- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
* Sat Jan 05 2019 Randy Barlow - 2.3.2-1- Initial release.