ZTF J192517.70-051955.7: polar
https://www.aavso.org/vsx/index.php?view=detail.top&oid=1890324
It was already pointed out in
http://ooruri.kusastro.kyoto-u.ac.jp/mailarchive/vsnet-chat/8907
You seem to have forgotten to include polars reported in past vsnet-chat.
vsnet-chat@ooruri.kusastro.kyoto-u.ac.jp