Please explain what the following bash command does, and how it works:

sudo journalctl -u llama  -n 1000000000 | grep "New Prompt from: " | awk -F'[ (]' '{print $1, $2, $9}' | awk '!a[$0]++' | sort | awk '{print $1, $2}' | uniq -c Please answer in JSON format.
user