transmission to pushover notification

#!/bin/sh
curl -s \
  -F "token=<token>" \
  -F "user=<user>" \
  -F "message=Transmission finished downloading $TR_TORRENT_NAME on $TR_TIME_LOCALTIME" \
  -F "title=$TR_TORRENT_NAME Completed" \
  https://api.pushover.net/1/messages.json