/usr/lib/tntdb/tntdb4-replicate.so is in libtntdb4v5 1.3-3build1.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/tntdb/tntdb4-replicate.so.4.0.0
/usr/lib/tntdb/tntdb4-replicate.so.4.0.0