Current action
Returns 20-byte SHA1 hash of the value of the info key from the metainfo file
The current action is "announce"
The current action is "connect"
The current action is "scrape"
The request source is HTTP
The request source is UDP
Has an answer been sent
Sends a response
Request scrape
See
https://wiki.theory.org/index.php/BitTorrentSpecification#Tracker_.27scrape.27_Convention