PUSH_CHAT_ADD_YOU

%2$@|%1$@ invited you to the group %2$@
the text before | is a header, the text after | is shown on a new line
34
Applied
%2$@|%1$@ invited you to the group
34/34
Nice Giraffe, Jan 13, 2019 at 23:30
Applied
%1$@ invited you to the group %2$@
34/34
Kind Tiger, Jan 13, 2019 at 20:19