CHANNEL_MESSAGE_TEXT_SEPARATED

%1$@| %2$@
the text before | is a header, the text after | is shown on a new line
9
Applied
%1$@|%2$@
9/9
Aki, Dec 21, 2020 at 15:07
Applied
Kanal %1$@|%2$@
15/9
Aki, Dec 16, 2020 at 20:35