Yeah thats exactly what I wanted to do(with CIA). Would you mind to give me the code? If yes, you can PM me. I will only use it for personal use and won't share it with any one else, without your permission.
https://gist.github.com/thedax/a02eb93dcd1e0ce533cd
I don't mind making it public. I just wish I could figure out why the UTF-16 strings I try to display are corrupted. Anyway, the paste above simply passes null for the title and text, so the notification will be entirely empty. The 3DS doesn't seem to care if a notification has no title or not.