pls someone vibe code a global live heatmap that shows bitchat geohash activity

nak req -k 20000 --stream \

"wss://relay.damus.io" \

"wss://nos.lol" \

"wss://relay.primal.net" \

"wss://offchain.pub" \

"wss://nostr21.com" \

| jq -r '{

geohash: (first(.tags[]? | select(.[0] == "g") | .[1])),

nickname: (first(.tags[]? | select(.[0] == "n") | .[1])),

msg: .content

}'