Hi All,
In the name of ULLINK, I’m delighted to offer NYFIX BOT to the FIX community 
He can help you with tags, messages, blocks… and decode raw FIX messages among other things.
Just go to:
http://bot.nyfix.com
And start interacting with it! 
Happy holiday! 
Best wishes for 2018 to all of you!
Kind regards
Georges