[Feature] Using different scripts in Pub Sub

[ysfscream]

Discussed in #920

^{Originally posted by tafo86awtech April 1, 2022}
Hi! I think is would be very useful the possibily of use one script for the published messages and one for the received messages.
At moment i can choice only one script at the time, but often i have to use one script for published ones and onether for received ones.

One example is a code/decode message situation, when I publish I need to code, when I receive I need to decode